We develop a model where overconfident investors overestimate their own signal quality but are skeptical of others'. Those investors who are initially uninformed believe that the early informed have learned little, leading the former investors to provide excess liquidity, which, in turn, causes...

We consider a setting where owning stock confers direct utility due to an affect heuristic. Specifically, holding equity in companies with visible brands or environmentally conscious products yields positive consumption benefits, whereas investing in sin stocks yields the reverse. We find that...

How might markets exhibit both short-term reversals and longer-term momentum? Motivated by this question, we develop a dynamic model which includes noise traders and investors who underreact to signals that they do not themselves produce. Our setting implies the following: Return predictability...

Using the reconstitution of MSCI indices in seven Asian markets from 2006 to 2021, we discover arbitrage opportunities arising from index-tracking funds’ efforts to minimize tracking errors around the dates when index reconstitution changes become effective (i.e., effective dates). We document...

Using the reconstitution of MSCI indices in seven Asian markets from 2006 to 2021, we discover arbitrage opportunities arising from index-tracking funds’ efforts to minimize tracking errors around the dates when index reconstitution changes become effective (i.e., effective dates). We document...