This paper develops a theory and econometric method of portfolio performance measurement using a competitive equilibrium version of the Arbitrage Pricing Theory. We show that the Jensen coefficient and the appraisal ratio of Treynor and Black are theoretically compatible with the Arbitrage...

The Arbitrage Pricing Theory (APT) of Ross (1976, 1977), and extensions of that theory, constitute an important branch of asset pricing theory and one of the primary alternatives to the Capital Asset Pricing Model (CAPM). In this chapter we survey the theoretical underpinnings, econometric...

Investors are natural risk bearers, in part due to the vast array of risk management tools available to them. These tools allow a risk budgeting process that de-couples the asset allocation and active bets taken in the portfolio. The risk of non-traded assets in the portfolio can be reduced by...