1. Confirm that the portfolio L that invests 50% in H and 50% in I is not mean-variance efficient. If the risk-free rate of return is 4%, confirm that the CAPM relationship does not hold for L.
2. Outline the logic that leads to the CAPM. What is mathematics? What is economics?
3. What are the APT factors?
4. What are the Fama-French-Momentum factors?