This paper finds no evidence that speculative activity in futures markets for industrial metals caused higher spot prices in recent years. The empirical analysis focuses on industrial metals with and without futures contracts and is organized around two key themes. First, I show that the...

Using a demographics-based proxy for smartness, we show that the portfolio distortions of “smart” investors reflect an informational advantage, while the distortions of “dumb” investors reflect psychological biases. Specifically, smart investors outperform dumb investors by about 3%...

We examine whether the decision to participate in the stock market and other related portfolio decisions are influenced by income hedging motives. Economic theory predicts that the market participation propensity should increase as the correlation between income growth and stock market returns...

We investigate whether the adverse effects of investors' behavioral biases extend beyond the domain of financial markets to the broad macro-economy. Focusing on the income risk-sharing role of financial markets, we find that risk sharing is higher (more than double) in U.S. states where...