Hello, Please look into question detail in attached. answer only below 3 question. my question below is 1) calculate monthly excess retrun, rm - rf, on the market porfolio. 2) MSFT is not currently paying dividend. the closing price is Dec 1990 was $16.72. calculate monthly excess returns ,rmsft - rf on Microsoft common stock. 3.a) Estimate the beta for MSFT using linear regression model rmsfy - rf = alpha + beta (rm- rj) b) what is the adjusted R-square for the regression model (that is what propotion of the variation in rmsft - rf is explained by variation in rm-rf ?

Case 1 Please answer 1 to 3 question below. Show step by step answer if you can