We discover three significant periodicities in the autocorrelation of intraday stock returns. We demonstrate that (i) the autocorrelation is 64% more negative during afternoons than during mornings, (ii) the autocorrelation is more negative Tuesdays through Fridays than on Mondays, (iii) overall...

We study the relationship between stock returns and the implied volatility smile slope of call and put options. Stocks with a steeper put slope earn lower future returns, while stocks with a steeper call slope earn higher future returns. Using dispersion of opinion as a proxy for belief...

This paper hypothesizes that market liquidity constrains mutual fund managers' ability to outperform, which introduces a higher liquidity risk exposure (beta) for skilled managers. Consistently, we document an annual liquidity beta performance spread of 4% in the cross-section of mutual funds...