The empirically documented positive relationship between price momentum and subsequent stock returns constitutes a puzzle that evades a compelling theoretical explanation. This study analyzes one of the proposed explanations, namely that momentum is correlated with stock liquidity, which is the...

We make two methodological modifications to the method of testing CAPM beta and we show that these significantly affect inferences about the association between CAPM beta and stock returns. While the conventional beta proxy is indeed largely unrelated to realized stock returns (in fact the...