This paper examines the optimal consumption and portfolio-choice problem of long-horizon investors who have access to a riskless asset with constant return and a risky asset ("stocks") with constant expected return and time-varying precision--the reciprocal of volatility. Markets are incomplete,...

The relationship between affine stochastic processes and bond pricing equations in exponential term structure models has been well established. We connect this result to the pricing of interest rate derivatives. If the term structure model is exponential affine, then there is a linkage between...

Using a new database, we study fees charged by 46,580 mutual fund classes offered for sale in 18 countries, which account for about 86% of the world fund industry in 2002. We examine management fees, total expense ratios, and total shareholder costs (including load charges). Fees vary...

Many investors purchase mutual funds through intermediated channels, paying brokers or financial advisors for fund selection and advice. This article attempts to quantify the benefits that investors enjoy in exchange for the costs of these services. We study broker-sold and direct-sold funds...