Answer:
The new Market price =$28.75
Step-by-step explanation:
According to the Capital Asset Pricing Model CAPM, we have that
Expected return= risk free rate+(beta X market risk premium)
10=4+ beta x 9
= 10- 4 = beta x 9
beta =6 /9 =0.666
IF beta doubles with other variables constant
Expected return= risk free rate+(betaXmarket risk premium)
Beta= 0.666 x2 =1.3333
Expected return = 4+ 1.333 x 9
Expected return 4+ 12=16%
Price = Perpertual Dividend /Expected return
where Current Share price =$46
Dividend = $46 x 10%=4.6
The new Market price = Perpetual dividend/New Required return
= 4.6/16% =$28.75
So the new Market price =$28.75