public void Run()
{
var historicalReturns = VwelxHistoricalReturns.Select(_ => _ / 100).Reverse().ToList();
var dynamicSwrSim = new DynamicSwrSimulation(historicalReturns, 40, 100);
var fourPercentSim = new StaticSwrSimulation(historicalReturns, HistoricalCpi, 0.04);
var threePercentSim = new StaticSwrSimulation(historicalReturns, HistoricalCpi, 0.03);
dynamicSwrSim.RunSimulation(StartingAmount);
fourPercentSim.RunSimulation(StartingAmount);
threePercentSim.RunSimulation(StartingAmount);
System.Console.WriteLine("Dynamic SWR");
System.Console.WriteLine("Historical account balance:");
foreach (var item in dynamicSwrSim.HistoricalAccountBalance)
{
System.Console.WriteLine(item);
}
System.Console.WriteLine("Historical withdrawals:");
foreach (var item in dynamicSwrSim.HistoricalWithdrawalAmount)
{
System.Console.WriteLine(item);
}
System.Console.WriteLine();
System.Console.WriteLine("4% SWR");
System.Console.WriteLine("Historical account balance:");
foreach (var item in fourPercentSim.HistoricalAccountBalance)
{
System.Console.WriteLine(item);
}
System.Console.WriteLine("Historical withdrawals:");
foreach (var item in fourPercentSim.HistoricalWithdrawalAmount)
{
System.Console.WriteLine(item);
}
System.Console.WriteLine();
System.Console.WriteLine("3% SWR");
System.Console.WriteLine("Historical account balance:");
foreach (var item in threePercentSim.HistoricalAccountBalance)
{
System.Console.WriteLine(item);
}
System.Console.WriteLine("Historical withdrawals:");
foreach (var item in threePercentSim.HistoricalWithdrawalAmount)
{
System.Console.WriteLine(item);
}
}
public void FourPercentSimulationTest()
{
var historicalCpi = new List <double>()
{
1, 1.02
};
var historicalReturns = new List <double>()
{
.06, -.06
};
var sim = new StaticSwrSimulation(historicalReturns, historicalCpi, 0.04);
sim.RunSimulation(100);
Assert.AreEqual(91.8192, sim.HistoricalAccountBalance.Last(), 0.001);
}
public void Run()
{
int yearsOfRetirement = DeathAge - RetirementAge;
int numberOfSimulations = VwelxHistoricalReturns.Count - yearsOfRetirement;
var simList = new List <StaticSwrSimulation>();
for (int i = 0; i < numberOfSimulations; i++)
{
var historicalReturns = VwelxHistoricalReturns.Select(_ => _ / 100).Reverse().Skip(i).Take(yearsOfRetirement);
var historicalCpi = HistoricalCpi.Select(_ => _ / 100).Skip(i).Take(yearsOfRetirement);
var staticSwrSim = new StaticSwrSimulation(historicalReturns, historicalCpi, 0.04);
staticSwrSim.RunSimulation(StartingAmount);
simList.Add(staticSwrSim);
}
System.Console.WriteLine("HistoricalAccountBalance:");
foreach (var sim in simList)
{
System.Console.WriteLine(String.Join(',', sim.HistoricalAccountBalance));
}
System.Console.WriteLine("HistoricalWithdrawalAmount:");
foreach (var sim in simList)
{
System.Console.WriteLine(String.Join(',', sim.HistoricalWithdrawalAmount));
}
System.Console.WriteLine("Num payments left:");
foreach (var sim in simList)
{
var lastPayment = sim.HistoricalWithdrawalAmount.Last();
var finalBalance = sim.HistoricalAccountBalance.Last();
System.Console.WriteLine(finalBalance / lastPayment);
}
}
