We know the following expected returns for stocks A and B, given different states of the economy:
State (s) | Probability | E(rA,s) | E(rB,s) |
Recession | 0.2 | -0.05 | 0.05 |
Normal | 0.5 | 0.1 | 0.08 |
Expansion | 0.3 | 0.18 | 0.12 |
1. What is the expected return for stock A?
2. What is the expected return for stock B?
3. What is the standard deviation of returns for stock A?
4. What is the standard deviation of returns for stock B?
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