In the following, be sure to define any symbols you use and provide a description with your equation.

a) The Treynor measure is derived from the security market line. What is the Treynor measure and what should the equilibrium value of any portfolio be equal to.

b) The Sharpe measure is derived from the capital market line. What is the Sharpe measure and what should the equilibrium value for any portfolio be equal to.

c) Jensens measure focuses on the differential excess between the return on the portfolio and the risk free rate as distinct from that which is explained by the market model. What is a defining relation for Jensens alpha?

d) In the realm of benchmarked returns, we considered two measures for risk, the Tracking Error, and as a risk adjusted performance measure, the Information Ratio. Give a definition for each of these.