我自己做的 William N. Goetzmann的"An Introduction to Investment Theory",象征性的收点钱。谢谢支持！

An Introduction to Investment Theory
© William N. Goetzmann
YA*E School of Management
Summary Review Notes

Summary of Chapter I
* Geometric vs. arithmetic returns
* Capital Market History
* Equity Premium=8.5%
* standard deviation as a measure of risk
Summary of Chapter II
* Risk and Return
* Correlation and diversification
* The efficient frontier
* The efficient frontier with a riskless asset
Summary of Chapter III
* iso-utility curves
* shortfall approach and Sharpe ratio
* tangency portfolio
Summary of Chapter IV
* What is tangency portfolio
* CAPM equilibrium theory
* "Birthday Cake" Proof
Summary of Chapter V
* Correlations drive attractiveness of stock
* The security market line
* idiosyncratic risk is not prices
* relationship between risk and return is linear
* portfolio beta = weighted average of component betas
Summary of Chapter VI
* APT motivated by SML

* Arbitrage in expectations
* APT does not restrict systematic risk to one factor
Summary of Chapter VII
* Beta estimated via regression
*leverage affects beta
* DCF using discount rate
* M&A using discount rate
* project choice
Summary of Chapter VIII
* liquid markets process information
* expectations arbitrage happens fast
* weak form = past prices
* semi-strong form = current and past public information
* strong form = all current and past information
* technical analysis