This paper examines the effects of the 2008 short-sale ban on exchange traded funds (ETFs). Short sales of banned stocks decreased significantly during the ban period. However, we demonstrate that a portion of that decrease was reabsorbed by financial-sector ETFs and the biggest and most liquid...

We study a simple model of market making in which high-frequency market makers can cancel limit orders quickly after receiving an adverse signal. The resulting winner's curse induces low-frequency market makers to widen bid-ask spreads. Liquidity in the market may deteriorate unless...

We recover a forward-looking distribution of expected abnormal returns (alphas)for active equity mutual funds from analyst ratings. Professional analysts believe thatalphas are dispersed, that the average fund will underperform, and that the largestfunds will outperform. We estimate a rational...

We examine the daily activity and performance of a large panel of individual investors in Sweden's Premium Pension System. We find that active investors earn significantly higher returns and risk-adjusted returns than inactive investors. A performance decomposition analysis reveals that most of...

I show that the shape of flow–performance relationship among open-end funds varies with investor sentiment. This link is stronger when the market tone is optimistic. Cross-sectional comparison reveals that the convexity of the relationship is more pronounced among funds of the type that...

The largest asset managers in the world report their expectations publicly in so-called capital market assumptions. We collect these expectations and revisit the relationship between equity premium expectations and equity valuation ratios. Asset managers' equity premium expectations are high...

The stock market volume decreases in anticipation of FOMC announcements and increases afterward. I find, in the cross-section, that stocks with higher market risk exposure experience greater volume changes. I also find that volume dynamics around FOMC announcements are unlikely to be...

Past trends in fundamentals linked to economic activity and inflation predict currency returns. We find that a trading strategy that goes long currencies with strong economic momentum and short currencies with weak economic momentum exhibits an annualized Sharpe ratio of 0.70 and yields a...