This paper investigates the social and economic circumstances of childhood that predict the probability of survival to age 85 among African-Americans. It uses a unique study design in which survivors are linked to their records in U.S. Censuses of 1900 and 1910. A control group of age and...

Earlier researchers found excess stock market returns in the United States on the days before holiday market closings, ranging from 6 to 27 times as large as returns on other days, as measured by a variety of indices and over periods up to 90 years. We show that, in the ten years from 1987 to...