To examine the hypothesis that the increased risk of suicide for the widowed elderly is dependent of sex, suicide mortality in a cohort of 6266 white married and 3486 white widowed persons aged 60 yr or older in 1963 was evaluated based on a 12-yr follow-up survey in Washington County, MD. Death...

Injury is recognized as an increasing public health problem in developing countries. Extensive research on injury control has been conducted in the U.S. and other industrialized countries in the past several decades, but research is still in its infancy in developing countries. In this paper,...

Analysts often use different conceptual definitions of a cohort effect, and therefore different statistical methods, which lead to differing empirical results. A definition often used in sociology assumes that cohorts have unique characteristics confounded by age and period effects, whereas...

Shares trading in the Bolsa mexicana de Valores do not seem to react to company news. Using a sample of Mexican corporate news announcements from the period July 1994 through June 1996, this paper finds that there is nothing unusual about returns, volatility of returns, volume of trade or...

We study the impact of analyst forecasts on prices to determine whether investors learn about analyst accuracy. Our test market is the crude oil futures market. Prices rise when analysts forecast a decrease (increase) in crude supplies. In the 15 minutes following supply realizations, prices...

The skewness of the conditional return distribution plays a significant role in financial theory and practice. This paper examines whether conditional skewness of daily aggregate market returns is predictable and investigates the economic mechanisms underlying this predictability. In both...