Underweight and obesity are associated with adverse health outcomes throughout the life course. We estimated the individual and combined prevalence of underweight or thinness and obesity, and their changes, from 1990 to 2022 for adults and school-aged children and adolescents in 200 countries...

Insiders must disclose indirect trades made through accounts they control, including family, trust, retirement, and foundation accounts. Trades made in these indirect accounts are more profitable than direct trades in the insider's own account. In addition, indirect trades better predict...

Unusually high aggregate stock trading volume in one week predicts higher excess market returns in the following week, especially when accompanied by high market volatility. This predictive relation is robust across alternative measures of aggregate trading volume. In out-of-sample forecasting...

When investors anticipate the Fed increasing margin requirements, they bid up the riskier stocks in the long legs of hedge portfolios associated with the market, HML, and SMB factors relative to the less risky stocks in the short legs. Following such a policy change, the returns on these hedge...

This study shows that the recent trajectory of a firm's profits predicts future profitability and stock returns. The predictive information contained in the trend of profitability is not subsumed by the level of profitability, earnings momentum, or other well-known determinants of stock returns....

We examine the relation between the investment horizons of insiders and the information content of their trading activity regarding future stock returns. We conjecture that an insider's investment horizon establishes a benchmark for expected patterns of continued trading behavior, and thus helps...