Brock is a CFA and CPA with more than 20 years of experience in various areas including investing, insurance portfolio management ... capital asset pricing model (CAPM) as a way to estimate ...

Greenwood, Robin, Mark S. Seasholes, and David Biery. "The Portfolio Improvement Rule and the CAPM." Harvard Business School Technical Note 216-027, October 2015. (Revised February 2016.) ...