Answer:
Rm = 13.5% = Market Risk Premium
Step-by-step explanation:
Using the capital asset pricing model we have,
Expected return = Rf + Beta
(Rm - Rf)
Here Expected return = 12% as provided in question
Rf = Risk free rate of return = 6%
Rm = Market risk premium = ?
Beta = 0.8
Putting values in the formula, we have
12% = 6% + 0.8(Rm - 6%)
6% = 0.8Rm - 0.048
0.048 + 0.06 = 0.8Rm
0.108 = 0.8Rm
0.135 = Rm
Rm = 13.5% = Market Risk Premium