aylimccond.m

来自「Numerical Methods In_Finance And Economi」· M 代码 · 共 9 行

function [Price, CI] = AYLIMCCond(S0,K,r,T1,T2,sigma,NRepl)
muT1 = (r-sigma^2/2)*T1;
siT1 = sigma*sqrt(T1);
Samples = randn(NRepl,1);
PriceT1 = S0*exp(muT1 + siT1*Samples);
[calls, puts] = blsprice(PriceT1,K,r,T2-T1,sigma);
Values = exp(-r*T1)*max(calls, puts);
[Price, dummy, CI] = normfit(Values);