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Working Paper
A quantile regression analysis of the cross section of stock market returns
Traditional methods of testing the Capital Asset Pricing Model (CAPM) do so at the mean of the conditional distribution. Instead, we test whether the conditional CAPM holds at other points of the distribution by utilizing the technique of quantile regression (Koenker and Bassett 1978, Buchinsky 1998). This method allows us to model the performance of firms or portfolios that underperform or overperform in the sense that the conditional mean under- or overpredicts the return of the portfolio; we interpret firms that fall in the lower (upper) quantiles as having received bad (good) news during ...