jason 2020-08-24 10:30
致精进的你:
Model 1中,dr=sigma*dw,dw~N(0,dt),dw=sqrt dt*ε,ε为标准正态分布,ε=nomal stand inv(随机项),此题中,dw = 1.240 × sqrt (1/12) and dr = 2.0% × 1.240 × sqrt (1/12) = 0.7159%, such that r =4%+ 0.7159%=4.7159%
The real talent is resolute aspirations.
真正的才智是刚毅的志向。