We find no evidence of monthly return reversals for the top quintile of small- and large-cap stocks ranked by turnover. Indeed, stocks in the top decile of turnover display short-term momentum. We argue these findings arise from a combination of effects. First, short-term reversals stem from...

We use fractionally-integrated time-series models to investigate the joint dynamics of equity trading volume and volatility. Bollerslev and Jubinski (1999) show that volume and volatility have a similar degree of fractional integration, and they argue that this evidence supports a long-run view...

We use fractionally-integrated time-series models to investigate the joint dynamics of equity trading volume and volatility. Bollerslev and Jubinski (1999) show that volume and volatility have a similar degree of fractional integration, and they argue that this evidence supports a long-run view...