With stocks of 8% for A and 16% for B, The global minimum variance is given as 10.5 percent
The expected return of the stock for the country a is given as 0.05
The Weight of this country's stock market WA = 0.5
The expected return of the stock for the country a is given as 0.16
The Weight of this country's stock market Wb = 0.5
Expected Return of the portfolio can be calculated as
= (WA x RA) + (WB * RB)
Expected Return of the portfolio = (0.5x 0.05 ) +(0.5*0.16)
= 0.105
= 10.5%
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