Investor Bill Johnston is interested in the stock of Designs Unlimited. There is 7 percent probability of a slower than normal economy, 22 percent probability of a normal economy, 46 percent...

Investor Bill Johnston is interested in the stock of Designs Unlimited. There is 7 percent probability of a slower than normal economy, 22 percent probability of a normal economy, 46 percent probability of a better than average economy, and 25 percent probability of a fast growing economy. A stock has returns of −20.9 percent, 4.5 percent, 12.3 percent and 28 percent in these states of the economy, respectively. What is the stock's expected return?