public decimal GetInterestRate(DateTime start, DateTime end) {
//Console.WriteLine("-start: {0}, end: {1}", start, end);
var rate = 0m;
for (var start2 = start.AddMonths(1); start2 <= end; ) {
Console.WriteLine("---start: {0}, end: {1}", start, end);
if (start2.Year == end.Year && start2.Month == end.Month) {
start2 = end;
}
rate += GetInterestRateOneMonth(start, start2);
this._daysInMonth = MiscUtils.DaysInMonth(start2);
start = start2;
start2 = start2.AddMonths(1);
}
rate += GetInterestRateOneMonth(start, end);
return rate;
}
