One literature documents a significant, black-white gap in average test scores, while another finds a substantial narrowing of the gap during the 1980's, and stagnation in convergence after. We use two data sources - the Long Term Trends NAEP and AFQT scores for the universe of applicants to the...

We use the Islamic holy month of Ramadan as a natural experiment in fasting and fetal health. In Michigan births 1989-2006, we and prenatal exposure to Ramadan among Arab mothers results in lower birthweight and reduced gestation length. Exposure to Ramadan in the first month of gestation is...

One literature documents a significant, black-white gap in average test scores, while another finds a substantial narrowing of the gap during the 1980’s, and stagnation in convergence after. We use two data sources – the Long Term Trends NAEP and AFQT scores for the universe of applicants to...

We analyze the effects of cognitive abilities on two examples of consumer financial decisions where suboptimal behavior is well defined. The first example refers to consumers who transfer the entire balance from an existing credit card account to a new account, but use the new card for...

"The NBER Bulletin on Aging and Health provides summaries of publications like this. You can sign up to receive the NBER Bulletin on Aging and Health by email. We consider the effects of daytime fasting by pregnant women during the lunar month of Ramadan on their children's test scores at age...

We use the Islamic holy month of Ramadan as a natural experiment in fasting and fetal health. In Michigan births 1989-2006, we and prenatal exposure to Ramadan among Arab mothers results in lower birthweight and reduced gestation length. Exposure to Ramadan in the first month of gestation is...