Question-1: Is the volatility of the dollar-return- to an investment in the Japanese equity. market-the-sum-of-the-volatility of the Japanese equity market- returns in-yen- plus-the volatility of-dollar /-yen-exchange rate changes? Why or-why not?- Question-2: Why is the variance of a portfolio of internationally diversified stocks likely to be lower-than the variance of a portfolio of-US stocks?~ Question-5+ What is the mean--standard deviation frontier, and what is the mean-variance- efficient (MVE)-portfolio?~ Question-7:4 What is the prediction of the CAPM-with respect-to-the expected-return-on any security?~