Household investors chase stock market returns. Surveys suggest that households intend to "ride the bubble" by buying stocks early in a boom and selling stocks early in a bust. This implies that households use only liquid assets to chase returns. I test this prediction using inflows to fixed...

We provide a model for why high beta assets are more prone to speculative overpricing than low beta ones. When investors disagree about the common factor of cash-flows, high beta assets are more sensitive to this macro-disagreement and experience a greater divergence-of-opinion about their...

This paper studies the predictability of ultra high-frequency stock returns and durations to relevant price, volume and transactions events, using machine learning methods. We find that, contrary to low frequency and long horizon returns, where predictability is rare and inconsistent,...