I study expertise acquisition in a model of trading under asymmetric information. I propose and implement a method to estimate the ratio of social to private marginal value of expertise. This can be decomposed into three sufficient statistics: traders' average profits, the fraction of bad assets...

I study expertise acquisition in a model of trading under asymmetric information. I propose and implement a method to estimate the ratio of social to private marginal value of expertise. This can be decomposed into three sufficient statistics: traders' average profits, the fraction of bad assets...

Individual investors trade excessively, sell winners too soon, and overweight stocks with lottery features and low expected returns. This paper models a financial innovation to address these biases and improve individual investor performance. Individual investors pledge shares of stock to an...

Individual investors trade excessively, sell winners too soon, and overweight stocks with lottery features and low expected returns. This paper proposes and models a financial innovation, called stock loan lotteries, that improves individual investor performance. An individual investor signs a...

I propose and model a financial innovation, stock loan lotteries, that improves individual investor performance. Stock loan lotteries are prize-linked payoffs using net rebates from securities lending. Investors who receive lending fees structured as lottery payoffs are willing to hold risky...

An analysis of the Survey of Consumer Finance shows that wealthy investors have a higher return on their stocks than their poorer counterparts. Three key empirical facts emerge: (i) wealthy investors employ more productive search efforts, (ii) financial risk bearing and search efforts are...

While there has been a growing interest in the role that company affect plays in investment decisions, there have been few empirical examinations of the issue. The specific purpose of this article is to provide empirical evidence of whether an individual investor's affect towards a company...