Exact solutions are presented for the mean, variance, and skewness of compound portfolio returns, with and without periodic rebalancing, in a setting where single-period returns are symmetric. More frequent rebalancing reduces portfolio volatility and is unambiguously preferred by mean-variance...

Mutual fund flows are negatively related to fund performance more than about five years prior. This finding holds for both institutional and retail share classes, and across fund style categories. We develop and test the investor disappointment hypothesis, which holds that those who forecast...

Widely used databases report stock returns that are measured at the monthly horizon, while investors participate in the markets over multiple months. Most academic studies report conditional or unconditional arithmetic means of the monthly returns. We describe the odd trading strategy...