Exemple #1
0
        public void testFdmHestonBarrier()
        {
            //Testing FDM with barrier option for Heston model vs Black-Scholes model...
            using (SavedSettings backup = new SavedSettings())
            {
                Handle <Quote> s0 = new Handle <Quote>(new SimpleQuote(100.0));

                Handle <YieldTermStructure> rTS = new Handle <YieldTermStructure>(Utilities.flatRate(0.05, new Actual365Fixed()));
                Handle <YieldTermStructure> qTS = new Handle <YieldTermStructure>(Utilities.flatRate(0.0, new Actual365Fixed()));

                HestonProcess hestonProcess =
                    new HestonProcess(rTS, qTS, s0, 0.04, 2.5, 0.04, 0.66, -0.8);

                Settings.Instance.setEvaluationDate(new Date(28, 3, 2004));
                Date exerciseDate = new Date(28, 3, 2005);

                Exercise          exercise = new EuropeanExercise(exerciseDate);
                StrikedTypePayoff payoff   = new PlainVanillaPayoff(Option.Type.Call, 100);

                BarrierOption barrierOption = new BarrierOption(Barrier.Type.UpOut, 135, 0.0, payoff, exercise);
                barrierOption.setPricingEngine(new FdHestonBarrierEngine(new HestonModel(hestonProcess), 50, 400, 100));

                double tol           = 0.01;
                double npvExpected   = 9.1530;
                double deltaExpected = 0.5218;
                double gammaExpected = -0.0354;

                if (Math.Abs(barrierOption.NPV() - npvExpected) > tol)
                {
                    QAssert.Fail("Failed to reproduce expected npv"
                                 + "\n    calculated: " + barrierOption.NPV()
                                 + "\n    expected:   " + npvExpected
                                 + "\n    tolerance:  " + tol);
                }
                if (Math.Abs(barrierOption.delta() - deltaExpected) > tol)
                {
                    QAssert.Fail("Failed to reproduce expected delta"
                                 + "\n    calculated: " + barrierOption.delta()
                                 + "\n    expected:   " + deltaExpected
                                 + "\n    tolerance:  " + tol);
                }
                if (Math.Abs(barrierOption.gamma() - gammaExpected) > tol)
                {
                    QAssert.Fail("Failed to reproduce expected gamma"
                                 + "\n    calculated: " + barrierOption.gamma()
                                 + "\n    expected:   " + gammaExpected
                                 + "\n    tolerance:  " + tol);
                }
            }
        }
Exemple #2
0
        static void Main(string[] args)
        {
            Calendar calendar = new TARGET();

            Date todaysDate     = new Date(22, 7, 2014);
            Date settlementDate = new Date(3, 6, 2014);

            Settings.setEvaluationDate(todaysDate);

            DayCounter dayCounter    = new Actual365Fixed();
            double     dividendYield = 0.0117;
            double     volatility    = 0.15517;

            Barrier.Type             type   = Barrier.Type.UpOut;
            QLNet.PlainVanillaPayoff payoff = new PlainVanillaPayoff(Option.Type.Call, 261.4);
            QLNet.EuropeanExercise   ex     = new EuropeanExercise(new Date(30, 11, 2015));

            //QLNet.BarrierOption barrierOption = new BarrierOption(type, 1.2,1.0, 0.0, payoff, ex);
            //QLNet.BarrierOption barrierOption = new BarrierOption(type, 313.68, 0.0, payoff, ex);
            QLNet.BarrierOption barrierOption = new BarrierOption(type, 313.68, 0.32, 0.0, payoff, ex);

            double underlying   = 262.86;
            double riskFreeRate = 0.0243;

            Handle <Quote> underlyingH = new Handle <Quote>(new SimpleQuote(underlying));

            // bootstrap the yield/dividend/vol curves
            var flatTermStructure = new Handle <YieldTermStructure>(new FlatForward(settlementDate, riskFreeRate, dayCounter));
            var flatDividendTS    = new Handle <YieldTermStructure>(new FlatForward(settlementDate, dividendYield, dayCounter));
            var flatVolTS         = new Handle <BlackVolTermStructure>(new BlackConstantVol(settlementDate, calendar, volatility, dayCounter));
            var bsmProcess        = new BlackScholesMertonProcess(underlyingH, flatDividendTS, flatTermStructure, flatVolTS);

            QLNet.AnalyticBarrierWithPartiRateEngine engine = new AnalyticBarrierWithPartiRateEngine(bsmProcess);
            barrierOption.setPricingEngine(engine);

            double kk = barrierOption.NPV();

            Console.WriteLine(kk);
            Console.WriteLine(kk / 261.4);
        }
        static void Main(string[] args)
        {
            Calendar calendar = new TARGET();

            Date todaysDate = new Date(22, 7, 2014);
            Date settlementDate = new Date(3, 6, 2014);
            Settings.setEvaluationDate(todaysDate);

            DayCounter dayCounter = new Actual365Fixed();
            double dividendYield = 0.0117;
            double volatility = 0.15517;

            Barrier.Type type = Barrier.Type.UpOut;
            QLNet.PlainVanillaPayoff payoff = new PlainVanillaPayoff(Option.Type.Call,261.4);
            QLNet.EuropeanExercise ex = new EuropeanExercise(new Date(30,11,2015));

            //QLNet.BarrierOption barrierOption = new BarrierOption(type, 1.2,1.0, 0.0, payoff, ex);
            //QLNet.BarrierOption barrierOption = new BarrierOption(type, 313.68, 0.0, payoff, ex);
            QLNet.BarrierOption barrierOption = new BarrierOption(type, 313.68, 0.32,0.0, payoff, ex);

            double underlying = 262.86;
            double riskFreeRate = 0.0243;
            
            Handle<Quote> underlyingH = new Handle<Quote>(new SimpleQuote(underlying));

            // bootstrap the yield/dividend/vol curves
            var flatTermStructure = new Handle<YieldTermStructure>(new FlatForward(settlementDate, riskFreeRate, dayCounter));
            var flatDividendTS = new Handle<YieldTermStructure>(new FlatForward(settlementDate, dividendYield, dayCounter));
            var flatVolTS = new Handle<BlackVolTermStructure>(new BlackConstantVol(settlementDate, calendar, volatility, dayCounter));
            var bsmProcess = new BlackScholesMertonProcess(underlyingH, flatDividendTS, flatTermStructure, flatVolTS);

            QLNet.AnalyticBarrierWithPartiRateEngine engine = new AnalyticBarrierWithPartiRateEngine(bsmProcess);
            barrierOption.setPricingEngine(engine);

            double kk = barrierOption.NPV();

            Console.WriteLine(kk);
            Console.WriteLine(kk / 261.4);
        }
Exemple #4
0
        public void testCashOrNothingHaugValues()
        {
            // Testing cash-or-nothing barrier options against Haug's values

            BinaryOptionData[] values =
            {
                /* The data below are from
                 * "Option pricing formulas 2nd Ed.", E.G. Haug, McGraw-Hill 2007 pag. 180 - cases 13,14,17,18,21,22,25,26
                 * Note:
                 * q is the dividend rate, while the book gives b, the cost of carry (q=r-b)
                 */
                //    barrierType, barrier,  cash,         type, strike,   spot,    q,    r,   t,  vol,   value, tol
                new BinaryOptionData(Barrier.Type.DownIn,  100.00, 15.00, Option.Type.Call, 102.00, 105.00,  0.00, 0.10, 0.5, 0.20,  4.9289, 1e-4),
                new BinaryOptionData(Barrier.Type.DownIn,  100.00, 15.00, Option.Type.Call,  98.00, 105.00,  0.00, 0.10, 0.5, 0.20,  6.2150, 1e-4),
                // following value is wrong in book.
                new BinaryOptionData(Barrier.Type.UpIn,    100.00, 15.00, Option.Type.Call, 102.00,  95.00,  0.00, 0.10, 0.5, 0.20,  5.8926, 1e-4),
                new BinaryOptionData(Barrier.Type.UpIn,    100.00, 15.00, Option.Type.Call,  98.00,  95.00,  0.00, 0.10, 0.5, 0.20,  7.4519, 1e-4),
                // 17,18
                new BinaryOptionData(Barrier.Type.DownIn,  100.00, 15.00, Option.Type.Put,  102.00, 105.00,  0.00, 0.10, 0.5, 0.20,  4.4314, 1e-4),
                new BinaryOptionData(Barrier.Type.DownIn,  100.00, 15.00, Option.Type.Put,   98.00, 105.00,  0.00, 0.10, 0.5, 0.20,  3.1454, 1e-4),
                new BinaryOptionData(Barrier.Type.UpIn,    100.00, 15.00, Option.Type.Put,  102.00,  95.00,  0.00, 0.10, 0.5, 0.20,  5.3297, 1e-4),
                new BinaryOptionData(Barrier.Type.UpIn,    100.00, 15.00, Option.Type.Put,   98.00,  95.00,  0.00, 0.10, 0.5, 0.20,  3.7704, 1e-4),
                // 21,22
                new BinaryOptionData(Barrier.Type.DownOut, 100.00, 15.00, Option.Type.Call, 102.00, 105.00,  0.00, 0.10, 0.5, 0.20,  4.8758, 1e-4),
                new BinaryOptionData(Barrier.Type.DownOut, 100.00, 15.00, Option.Type.Call,  98.00, 105.00,  0.00, 0.10, 0.5, 0.20,  4.9081, 1e-4),
                new BinaryOptionData(Barrier.Type.UpOut,   100.00, 15.00, Option.Type.Call, 102.00,  95.00,  0.00, 0.10, 0.5, 0.20,  0.0000, 1e-4),
                new BinaryOptionData(Barrier.Type.UpOut,   100.00, 15.00, Option.Type.Call,  98.00,  95.00,  0.00, 0.10, 0.5, 0.20,  0.0407, 1e-4),
                // 25,26
                new BinaryOptionData(Barrier.Type.DownOut, 100.00, 15.00, Option.Type.Put,  102.00, 105.00,  0.00, 0.10, 0.5, 0.20,  0.0323, 1e-4),
                new BinaryOptionData(Barrier.Type.DownOut, 100.00, 15.00, Option.Type.Put,   98.00, 105.00,  0.00, 0.10, 0.5, 0.20,  0.0000, 1e-4),
                new BinaryOptionData(Barrier.Type.UpOut,   100.00, 15.00, Option.Type.Put,  102.00,  95.00,  0.00, 0.10, 0.5, 0.20,  3.0461, 1e-4),
                new BinaryOptionData(Barrier.Type.UpOut,   100.00, 15.00, Option.Type.Put,   98.00,  95.00,  0.00, 0.10, 0.5, 0.20,  3.0054, 1e-4),

                // other values calculated with book vba
                new BinaryOptionData(Barrier.Type.UpIn,    100.00, 15.00, Option.Type.Call, 102.00,  95.00, -0.14, 0.10, 0.5, 0.20,  8.6806, 1e-4),
                new BinaryOptionData(Barrier.Type.UpIn,    100.00, 15.00, Option.Type.Call, 102.00,  95.00,  0.03, 0.10, 0.5, 0.20,  5.3112, 1e-4),
                // degenerate conditions (barrier touched)
                new BinaryOptionData(Barrier.Type.DownIn,  100.00, 15.00, Option.Type.Call,  98.00,  95.00,  0.00, 0.10, 0.5, 0.20,  7.4926, 1e-4),
                new BinaryOptionData(Barrier.Type.UpIn,    100.00, 15.00, Option.Type.Call,  98.00, 105.00,  0.00, 0.10, 0.5, 0.20, 11.1231, 1e-4),
                // 17,18
                new BinaryOptionData(Barrier.Type.DownIn,  100.00, 15.00, Option.Type.Put,  102.00,  98.00,  0.00, 0.10, 0.5, 0.20,  7.1344, 1e-4),
                new BinaryOptionData(Barrier.Type.UpIn,    100.00, 15.00, Option.Type.Put,  102.00, 101.00,  0.00, 0.10, 0.5, 0.20,  5.9299, 1e-4),
                // 21,22
                new BinaryOptionData(Barrier.Type.DownOut, 100.00, 15.00, Option.Type.Call,  98.00,  99.00,  0.00, 0.10, 0.5, 0.20,  0.0000, 1e-4),
                new BinaryOptionData(Barrier.Type.UpOut,   100.00, 15.00, Option.Type.Call,  98.00, 101.00,  0.00, 0.10, 0.5, 0.20,  0.0000, 1e-4),
                // 25,26
                new BinaryOptionData(Barrier.Type.DownOut, 100.00, 15.00, Option.Type.Put,   98.00,  99.00,  0.00, 0.10, 0.5, 0.20,  0.0000, 1e-4),
                new BinaryOptionData(Barrier.Type.UpOut,   100.00, 15.00, Option.Type.Put,   98.00, 101.00,  0.00, 0.10, 0.5, 0.20,  0.0000, 1e-4),
            };

            DayCounter dc    = new Actual360();
            Date       today = Date.Today;

            SimpleQuote           spot  = new SimpleQuote(100.0);
            SimpleQuote           qRate = new SimpleQuote(0.04);
            YieldTermStructure    qTS   = Utilities.flatRate(today, qRate, dc);
            SimpleQuote           rRate = new SimpleQuote(0.01);
            YieldTermStructure    rTS   = Utilities.flatRate(today, rRate, dc);
            SimpleQuote           vol   = new SimpleQuote(0.25);
            BlackVolTermStructure volTS = Utilities.flatVol(today, vol, dc);

            for (int i = 0; i < values.Length; i++)
            {
                StrikedTypePayoff payoff = new CashOrNothingPayoff(values[i].type, values[i].strike, values[i].cash);

                Date     exDate     = today + Convert.ToInt32(values[i].t * 360 + 0.5);
                Exercise amExercise = new AmericanExercise(today, exDate, true);

                spot.setValue(values[i].s);
                qRate.setValue(values[i].q);
                rRate.setValue(values[i].r);
                vol.setValue(values[i].v);

                BlackScholesMertonProcess stochProcess = new BlackScholesMertonProcess(
                    new Handle <Quote>(spot),
                    new Handle <YieldTermStructure>(qTS),
                    new Handle <YieldTermStructure>(rTS),
                    new Handle <BlackVolTermStructure>(volTS));

                IPricingEngine engine = new AnalyticBinaryBarrierEngine(stochProcess);

                BarrierOption opt = new BarrierOption(values[i].barrierType, values[i].barrier, 0, payoff, amExercise);

                opt.setPricingEngine(engine);

                double calculated = opt.NPV();
                double error      = Math.Abs(calculated - values[i].result);
                if (error > values[i].tol)
                {
                    REPORT_FAILURE("value", payoff, amExercise, values[i].barrierType,
                                   values[i].barrier, values[i].s,
                                   values[i].q, values[i].r, today, values[i].v,
                                   values[i].result, calculated, error, values[i].tol);
                }
            }
        }
Exemple #5
0
        public void testAssetOrNothingHaugValues()
        {
            // Testing asset-or-nothing barrier options against Haug's values

            BinaryOptionData[] values =
            {
                /* The data below are from
                 * "Option pricing formulas 2nd Ed.", E.G. Haug, McGraw-Hill 2007 pag. 180 - cases 15,16,19,20,23,24,27,28
                 * Note:
                 * q is the dividend rate, while the book gives b, the cost of carry (q=r-b)
                 */
                //    barrierType, barrier,  cash,         type, strike,   spot,    q,    r,   t,  vol,   value, tol
                new BinaryOptionData(Barrier.Type.DownIn,  100.00, 0.00, Option.Type.Call, 102.00, 105.00, 0.00, 0.10, 0.5, 0.20, 37.2782, 1e-4),
                new BinaryOptionData(Barrier.Type.DownIn,  100.00, 0.00, Option.Type.Call,  98.00, 105.00, 0.00, 0.10, 0.5, 0.20, 45.8530, 1e-4),
                new BinaryOptionData(Barrier.Type.UpIn,    100.00, 0.00, Option.Type.Call, 102.00,  95.00, 0.00, 0.10, 0.5, 0.20, 44.5294, 1e-4),
                new BinaryOptionData(Barrier.Type.UpIn,    100.00, 0.00, Option.Type.Call,  98.00,  95.00, 0.00, 0.10, 0.5, 0.20, 54.9262, 1e-4),
                // 19,20
                new BinaryOptionData(Barrier.Type.DownIn,  100.00, 0.00, Option.Type.Put,  102.00, 105.00, 0.00, 0.10, 0.5, 0.20, 27.5644, 1e-4),
                new BinaryOptionData(Barrier.Type.DownIn,  100.00, 0.00, Option.Type.Put,   98.00, 105.00, 0.00, 0.10, 0.5, 0.20, 18.9896, 1e-4),
                // following value is wrong in book.
                new BinaryOptionData(Barrier.Type.UpIn,    100.00, 0.00, Option.Type.Put,  102.00,  95.00, 0.00, 0.10, 0.5, 0.20, 33.1723, 1e-4),
                new BinaryOptionData(Barrier.Type.UpIn,    100.00, 0.00, Option.Type.Put,   98.00,  95.00, 0.00, 0.10, 0.5, 0.20, 22.7755, 1e-4),
                // 23,24
                new BinaryOptionData(Barrier.Type.DownOut, 100.00, 0.00, Option.Type.Call, 102.00, 105.00, 0.00, 0.10, 0.5, 0.20, 39.9391, 1e-4),
                new BinaryOptionData(Barrier.Type.DownOut, 100.00, 0.00, Option.Type.Call,  98.00, 105.00, 0.00, 0.10, 0.5, 0.20, 40.1574, 1e-4),
                new BinaryOptionData(Barrier.Type.UpOut,   100.00, 0.00, Option.Type.Call, 102.00,  95.00, 0.00, 0.10, 0.5, 0.20,  0.0000, 1e-4),
                new BinaryOptionData(Barrier.Type.UpOut,   100.00, 0.00, Option.Type.Call,  98.00,  95.00, 0.00, 0.10, 0.5, 0.20,  0.2676, 1e-4),
                // 27,28
                new BinaryOptionData(Barrier.Type.DownOut, 100.00, 0.00, Option.Type.Put,  102.00, 105.00, 0.00, 0.10, 0.5, 0.20,  0.2183, 1e-4),
                new BinaryOptionData(Barrier.Type.DownOut, 100.00, 0.00, Option.Type.Put,   98.00, 105.00, 0.00, 0.10, 0.5, 0.20,  0.0000, 1e-4),
                new BinaryOptionData(Barrier.Type.UpOut,   100.00, 0.00, Option.Type.Put,  102.00,  95.00, 0.00, 0.10, 0.5, 0.20, 17.2983, 1e-4),
                new BinaryOptionData(Barrier.Type.UpOut,   100.00, 0.00, Option.Type.Put,   98.00,  95.00, 0.00, 0.10, 0.5, 0.20, 17.0306, 1e-4),
            };

            DayCounter dc    = new Actual360();
            Date       today = Date.Today;

            SimpleQuote           spot  = new SimpleQuote(100.0);
            SimpleQuote           qRate = new SimpleQuote(0.04);
            YieldTermStructure    qTS   = Utilities.flatRate(today, qRate, dc);
            SimpleQuote           rRate = new SimpleQuote(0.01);
            YieldTermStructure    rTS   = Utilities.flatRate(today, rRate, dc);
            SimpleQuote           vol   = new SimpleQuote(0.25);
            BlackVolTermStructure volTS = Utilities.flatVol(today, vol, dc);

            for (int i = 0; i < values.Length; i++)
            {
                StrikedTypePayoff payoff = new AssetOrNothingPayoff(values[i].type, values[i].strike);
                Date     exDate          = today + Convert.ToInt32(values[i].t * 360 + 0.5);
                Exercise amExercise      = new AmericanExercise(today, exDate, true);

                spot.setValue(values[i].s);
                qRate.setValue(values[i].q);
                rRate.setValue(values[i].r);
                vol.setValue(values[i].v);

                BlackScholesMertonProcess stochProcess = new BlackScholesMertonProcess(
                    new Handle <Quote>(spot),
                    new Handle <YieldTermStructure>(qTS),
                    new Handle <YieldTermStructure>(rTS),
                    new Handle <BlackVolTermStructure>(volTS));

                IPricingEngine engine = new AnalyticBinaryBarrierEngine(stochProcess);

                BarrierOption opt = new BarrierOption(values[i].barrierType, values[i].barrier, 0, payoff, amExercise);

                opt.setPricingEngine(engine);

                double calculated = opt.NPV();
                double error      = Math.Abs(calculated - values[i].result);
                if (error > values[i].tol)
                {
                    REPORT_FAILURE("value", payoff, amExercise, values[i].barrierType,
                                   values[i].barrier, values[i].s,
                                   values[i].q, values[i].r, today, values[i].v,
                                   values[i].result, calculated, error, values[i].tol);
                }
            }
        }
Exemple #6
0
        public void testMethodOfLinesAndCN()
        {
            //Testing method of lines to solve Heston PDEs...

            using (SavedSettings backup = new SavedSettings())
            {
                DayCounter dc    = new Actual365Fixed();
                Date       today = new Date(21, 2, 2018);

                Settings.Instance.setEvaluationDate(today);

                Handle <Quote> spot             = new Handle <Quote>(new SimpleQuote(100.0));
                Handle <YieldTermStructure> qTS = new Handle <YieldTermStructure>(Utilities.flatRate(today, 0.0, dc));
                Handle <YieldTermStructure> rTS = new Handle <YieldTermStructure>(Utilities.flatRate(today, 0.0, dc));

                double v0    = 0.09;
                double kappa = 1.0;
                double theta = v0;
                double sigma = 0.4;
                double rho   = -0.75;

                Date maturity = today + new Period(3, TimeUnit.Months);

                HestonModel model =
                    new HestonModel(
                        new HestonProcess(rTS, qTS, spot, v0, kappa, theta, sigma, rho));

                int xGrid = 21;
                int vGrid = 7;

                IPricingEngine fdmDefault =
                    new FdHestonVanillaEngine(model, 10, xGrid, vGrid, 0);

                IPricingEngine fdmMol =
                    new FdHestonVanillaEngine(
                        model, 10, xGrid, vGrid, 0, new FdmSchemeDesc().MethodOfLines());

                PlainVanillaPayoff payoff =
                    new PlainVanillaPayoff(Option.Type.Put, spot.currentLink().value());

                VanillaOption option = new VanillaOption(payoff, new AmericanExercise(maturity));

                option.setPricingEngine(fdmMol);
                double calculatedMoL = option.NPV();

                option.setPricingEngine(fdmDefault);
                double expected = option.NPV();

                double tol     = 0.005;
                double diffMoL = Math.Abs(expected - calculatedMoL);

                if (diffMoL > tol)
                {
                    QAssert.Fail("Failed to reproduce european option values with MOL"
                                 + "\n    calculated: " + calculatedMoL
                                 + "\n    expected:   " + expected
                                 + "\n    difference: " + diffMoL
                                 + "\n    tolerance:  " + tol);
                }

                IPricingEngine fdmCN =
                    new FdHestonVanillaEngine(model, 10, xGrid, vGrid, 0, new FdmSchemeDesc().CrankNicolson());
                option.setPricingEngine(fdmCN);

                double calculatedCN = option.NPV();
                double diffCN       = Math.Abs(expected - calculatedCN);

                if (diffCN > tol)
                {
                    QAssert.Fail("Failed to reproduce european option values with Crank-Nicolson"
                                 + "\n    calculated: " + calculatedCN
                                 + "\n    expected:   " + expected
                                 + "\n    difference: " + diffCN
                                 + "\n    tolerance:  " + tol);
                }

                BarrierOption barrierOption =
                    new BarrierOption(Barrier.Type.DownOut, 85.0, 10.0,
                                      payoff, new EuropeanExercise(maturity));

                barrierOption.setPricingEngine(new FdHestonBarrierEngine(model, 100, 31, 11));

                double expectedBarrier = barrierOption.NPV();

                barrierOption.setPricingEngine(new FdHestonBarrierEngine(model, 100, 31, 11, 0, new FdmSchemeDesc().MethodOfLines()));

                double calculatedBarrierMoL = barrierOption.NPV();

                double barrierTol     = 0.01;
                double barrierDiffMoL = Math.Abs(expectedBarrier - calculatedBarrierMoL);

                if (barrierDiffMoL > barrierTol)
                {
                    QAssert.Fail("Failed to reproduce barrier option values with MOL"
                                 + "\n    calculated: " + calculatedBarrierMoL
                                 + "\n    expected:   " + expectedBarrier
                                 + "\n    difference: " + barrierDiffMoL
                                 + "\n    tolerance:  " + barrierTol);
                }

                barrierOption.setPricingEngine(new FdHestonBarrierEngine(model, 100, 31, 11, 0, new FdmSchemeDesc().CrankNicolson()));

                double calculatedBarrierCN = barrierOption.NPV();
                double barrierDiffCN       = Math.Abs(expectedBarrier - calculatedBarrierCN);

                if (barrierDiffCN > barrierTol)
                {
                    QAssert.Fail("Failed to reproduce barrier option values with Crank-Nicolson"
                                 + "\n    calculated: " + calculatedBarrierCN
                                 + "\n    expected:   " + expectedBarrier
                                 + "\n    difference: " + barrierDiffCN
                                 + "\n    tolerance:  " + barrierTol);
                }
            }
        }
Exemple #7
0
        public void testFdmHestonBarrierVsBlackScholes()
        {
            //Testing FDM with barrier option in Heston model...
            using (SavedSettings backup = new SavedSettings())
            {
                NewBarrierOptionData[] values = new NewBarrierOptionData[] {
                    /* The data below are from
                     * "Option pricing formulas", E.G. Haug, McGraw-Hill 1998 pag. 72
                     */
                    //                          barrierType,        barrier, rebate,         type,  strike,     s,    q,    r,    t,    v
                    new NewBarrierOptionData(Barrier.Type.DownOut, 95.0, 3.0, Option.Type.Call, 90, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 95.0, 3.0, Option.Type.Call, 100, 100.0, 0.00, 0.08, 1.00, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 95.0, 3.0, Option.Type.Call, 110, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 100.0, 3.0, Option.Type.Call, 90, 100.0, 0.00, 0.08, 0.25, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 100.0, 3.0, Option.Type.Call, 100, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 100.0, 3.0, Option.Type.Call, 110, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.UpOut, 105.0, 3.0, Option.Type.Call, 90, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.UpOut, 105.0, 3.0, Option.Type.Call, 100, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.UpOut, 105.0, 3.0, Option.Type.Call, 110, 100.0, 0.04, 0.08, 0.50, 0.25),

                    new NewBarrierOptionData(Barrier.Type.DownIn, 95.0, 3.0, Option.Type.Call, 90, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 95.0, 3.0, Option.Type.Call, 100, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 95.0, 3.0, Option.Type.Call, 110, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 100.0, 3.0, Option.Type.Call, 90, 100.0, 0.00, 0.08, 0.25, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 100.0, 3.0, Option.Type.Call, 100, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 100.0, 3.0, Option.Type.Call, 110, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.UpIn, 105.0, 3.0, Option.Type.Call, 90, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.UpIn, 105.0, 3.0, Option.Type.Call, 100, 100.0, 0.00, 0.08, 0.40, 0.25),
                    new NewBarrierOptionData(Barrier.Type.UpIn, 105.0, 3.0, Option.Type.Call, 110, 100.0, 0.04, 0.08, 0.50, 0.15),

                    new NewBarrierOptionData(Barrier.Type.DownOut, 95.0, 3.0, Option.Type.Call, 90, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 95.0, 3.0, Option.Type.Call, 100, 100.0, 0.00, 0.08, 0.40, 0.35),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 95.0, 3.0, Option.Type.Call, 110, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 100.0, 3.0, Option.Type.Call, 90, 100.0, 0.04, 0.08, 0.50, 0.15),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 100.0, 3.0, Option.Type.Call, 100, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 100.0, 3.0, Option.Type.Call, 110, 100.0, 0.00, 0.00, 1.00, 0.20),
                    new NewBarrierOptionData(Barrier.Type.UpOut, 105.0, 3.0, Option.Type.Call, 90, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.UpOut, 105.0, 3.0, Option.Type.Call, 100, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.UpOut, 105.0, 3.0, Option.Type.Call, 110, 100.0, 0.04, 0.08, 0.50, 0.30),

                    new NewBarrierOptionData(Barrier.Type.DownIn, 95.0, 3.0, Option.Type.Call, 90, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 95.0, 3.0, Option.Type.Call, 100, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 95.0, 3.0, Option.Type.Call, 110, 100.0, 0.00, 0.08, 1.00, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 100.0, 3.0, Option.Type.Call, 90, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 100.0, 3.0, Option.Type.Call, 100, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 100.0, 3.0, Option.Type.Call, 110, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.UpIn, 105.0, 3.0, Option.Type.Call, 90, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.UpIn, 105.0, 3.0, Option.Type.Call, 100, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.UpIn, 105.0, 3.0, Option.Type.Call, 110, 100.0, 0.04, 0.08, 0.50, 0.30),

                    new NewBarrierOptionData(Barrier.Type.DownOut, 95.0, 3.0, Option.Type.Put, 90, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 95.0, 3.0, Option.Type.Put, 100, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 95.0, 3.0, Option.Type.Put, 110, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 100.0, 3.0, Option.Type.Put, 90, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 100.0, 3.0, Option.Type.Put, 100, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 100.0, 3.0, Option.Type.Put, 110, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.UpOut, 105.0, 3.0, Option.Type.Put, 90, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.UpOut, 105.0, 3.0, Option.Type.Put, 100, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.UpOut, 105.0, 3.0, Option.Type.Put, 110, 100.0, 0.04, 0.08, 0.50, 0.25),

                    new NewBarrierOptionData(Barrier.Type.DownIn, 95.0, 3.0, Option.Type.Put, 90, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 95.0, 3.0, Option.Type.Put, 100, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 95.0, 3.0, Option.Type.Put, 110, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 100.0, 3.0, Option.Type.Put, 90, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 100.0, 3.0, Option.Type.Put, 100, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 100.0, 3.0, Option.Type.Put, 110, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.UpIn, 105.0, 3.0, Option.Type.Put, 90, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.UpIn, 105.0, 3.0, Option.Type.Put, 100, 100.0, 0.04, 0.08, 0.50, 0.25),
                    new NewBarrierOptionData(Barrier.Type.UpIn, 105.0, 3.0, Option.Type.Put, 110, 100.0, 0.00, 0.04, 1.00, 0.15),

                    new NewBarrierOptionData(Barrier.Type.DownOut, 95.0, 3.0, Option.Type.Put, 90, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 95.0, 3.0, Option.Type.Put, 100, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 95.0, 3.0, Option.Type.Put, 110, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 100.0, 3.0, Option.Type.Put, 90, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 100.0, 3.0, Option.Type.Put, 100, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownOut, 100.0, 3.0, Option.Type.Put, 110, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.UpOut, 105.0, 3.0, Option.Type.Put, 90, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.UpOut, 105.0, 3.0, Option.Type.Put, 100, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.UpOut, 105.0, 3.0, Option.Type.Put, 110, 100.0, 0.04, 0.08, 0.50, 0.30),

                    new NewBarrierOptionData(Barrier.Type.DownIn, 95.0, 3.0, Option.Type.Put, 90, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 95.0, 3.0, Option.Type.Put, 100, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 95.0, 3.0, Option.Type.Put, 110, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 100.0, 3.0, Option.Type.Put, 90, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 100.0, 3.0, Option.Type.Put, 100, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.DownIn, 100.0, 3.0, Option.Type.Put, 110, 100.0, 0.04, 0.08, 1.00, 0.15),
                    new NewBarrierOptionData(Barrier.Type.UpIn, 105.0, 3.0, Option.Type.Put, 90, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.UpIn, 105.0, 3.0, Option.Type.Put, 100, 100.0, 0.04, 0.08, 0.50, 0.30),
                    new NewBarrierOptionData(Barrier.Type.UpIn, 105.0, 3.0, Option.Type.Put, 110, 100.0, 0.04, 0.08, 0.50, 0.30)
                };

                DayCounter dc           = new Actual365Fixed();
                Date       todaysDate   = new Date(28, 3, 2004);
                Date       exerciseDate = new Date(28, 3, 2005);
                Settings.Instance.setEvaluationDate(todaysDate);

                Handle <Quote> spot             = new Handle <Quote>(new SimpleQuote(0.0));
                SimpleQuote    qRate            = new SimpleQuote(0.0);
                Handle <YieldTermStructure> qTS = new Handle <YieldTermStructure>(Utilities.flatRate(qRate, dc));
                SimpleQuote rRate = new SimpleQuote(0.0);
                Handle <YieldTermStructure> rTS = new Handle <YieldTermStructure>(Utilities.flatRate(rRate, dc));
                SimpleQuote vol = new SimpleQuote(0.0);
                Handle <BlackVolTermStructure> volTS = new Handle <BlackVolTermStructure>(Utilities.flatVol(vol, dc));

                BlackScholesMertonProcess bsProcess = new BlackScholesMertonProcess(spot, qTS, rTS, volTS);

                IPricingEngine analyticEngine = new AnalyticBarrierEngine(bsProcess);

                for (int i = 0; i < values.Length; i++)
                {
                    Date     exDate   = todaysDate + Convert.ToInt32(values[i].t * 365 + 0.5);
                    Exercise exercise = new EuropeanExercise(exDate);

                    (spot.currentLink() as SimpleQuote).setValue(values[i].s);
                    qRate.setValue(values[i].q);
                    rRate.setValue(values[i].r);
                    vol.setValue(values[i].v);

                    StrikedTypePayoff payoff = new PlainVanillaPayoff(values[i].type, values[i].strike);

                    BarrierOption barrierOption = new BarrierOption(values[i].barrierType, values[i].barrier,
                                                                    values[i].rebate, payoff, exercise);

                    double        v0            = vol.value() * vol.value();
                    HestonProcess hestonProcess =
                        new HestonProcess(rTS, qTS, spot, v0, 1.0, v0, 0.005, 0.0);

                    barrierOption.setPricingEngine(new FdHestonBarrierEngine(new HestonModel(hestonProcess), 200, 101, 3));

                    double calculatedHE = barrierOption.NPV();

                    barrierOption.setPricingEngine(analyticEngine);
                    double expected = barrierOption.NPV();

                    double tol = 0.0025;
                    if (Math.Abs(calculatedHE - expected) / expected > tol)
                    {
                        QAssert.Fail("Failed to reproduce expected Heston npv"
                                     + "\n    calculated: " + calculatedHE
                                     + "\n    expected:   " + expected
                                     + "\n    tolerance:  " + tol);
                    }
                }
            }
        }