Empirical studies have shown that implied volatilities of long-term options react quite strongly to changes in implied volatilities of short-term options and do not display the rationally expected smoothing behavior. Given the observed strong mean-reversion in volatility, those findings have...

The authors show that inefficiencies in the U.S. market for inflation-linked bonds can be exploited by informed traders who include survey estimates or inflation model forecasts in trades on break even inflation. The Treasury Inflation-Protected Securities market has yet to fulfill investors'...

It is a well known from the empirical option pricing literature, that actual option prices show persistent and systematic deviations from theoretical values under standard pricing assumptions. While a substantial number of enhancements have been proposed, these approaches typically leave...

Mandelbrot and the Smile It is a well-documented empirical fact that index option prices systematically differ from Black-Scholes prices. However, previous research provides inconclusive results whether the observed volatility smile could be explained by a discretetime dynamic model of stock...