"We evaluate the Fama-French three-factor model in the UK using the approach of Daniel and Titman (1997) to determine whether characteristics or covariance risk better explains the size and value premiums. Across all three factors, we find that return premiums bear little relationship to the...

A growing number of studies in finance decompose multiperiod portfolio returns into a series of single-period returns, using these to test asset pricing models or market efficiency or to evaluate the returns to investment strategies such as those based on momentum, size, and value--growth. We...

A seasoned equity offering (SEO) can improve a firm’s stock liquidity and lower its cost of capital. This paper examines whether SEO firms achieve a liquidity gain and the sources of this gain. It explores the role of liquidity risk in explaining SEO long-run performance. The evidence shows...

The autoregressive conditional heteroscedasticity/generalized autoregressive conditional heteroscedasticity (ARCH/GARCH) literature and studies of implied volatility clearly show that volatility changes over time. This article investigates the improvement in the pricing of Financial...

The study tests Longstaff's martingale restriction on S&P 500 index options over the period 1990–1994. Assuming the S&P index follows a lognormal distribution results in systematic violations of the martingale restriction, the implied index value from options consistently overestimating the...

This paper uses a noisy rational expectations model to derive predictions about the dynamic behaviour of the proportion of institutional money managers in a given country who are bullish about the equity market in different countries. The predictions are tested using monthly data for four...