We examine whether superior understanding of technological innovation is a source of mutual fund managers’ ability to garner positive abnormal returns. Consistent with our hypothesis, the inter-quintile annual net Carhart alpha spread for mutual funds sorted on changes in the technological...

This paper investigates mispricing (specifically limits to arbitrage) as an alternative to the risk-based explanation of the globalization premium documented by Barrot et al. (2019). We document that the globalization premium is positively correlated with measures of limits to arbitrage. We...

We concurrently examine price reversals and price continuations that follow extreme one-day price changes in the period 1986–2015. Consistent with the overreaction and underreaction hypotheses, we find that investors overreact to non-information-based price movements and underreact to public...

We study whether mutual fund managers gain an edge through thematic investment strategies—investing in stocks that may benefit from a particular theme. We use textual analysis of 10-K filings to identify stocks exposed to different semantic themes and measure a mutual fund’s thematic...

This paper investigates high-frequency (HF) market and limit orders in the U.S. Treasury market around major macroeconomic news announcements. BrokerTec introduced i-Cross at the end of 2007 and we use this exogenous event as an instrument to analyze the impact of HF activities on liquidity and...