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The index model for stocks A and B is estimated with the following results R A = .03 + .70RM + eA R B =
The index model for stocks A and B is estimated with the following results
RA = .03 + .70RM + eA
RB = .02 + 1.2 RM + eB
M = .20; RA-square = .20; RB-square = .12
Suppose a portfolio P invests in A and B, and the weights of A and B are 60 and 40 percent, respectively. Find the beta for the portfolio.
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