1.Why do you think animals, including humans, would evolve a system in which their testosterone levels would fluctuate with winning and losing in competitive situations? 2. How do shift work,….
Calculate portfolio return and risk.
An investors holds two equity shares x and y in equal proportionequal proportion with following risk and retun characteristics. E(X)=24% , E(Y)=19% SD(X)=28% , SD(Y)=23% The return of these securities have a positive co-relation of 0.6. Calculate portfolio return and risk. Further suppose that the investor wants to reduce the portfolio risk to 15% , how much should the co-relation co-efficient.