Some studies suggest that people can maintain their cognitive abilities through "mental exercise." This has not been unequivocally proven. Retirement is associated with a large change in a person's daily routine and environment. In this paper, the authors propose two mechanisms how retirement...

While the fraction of obese people is not as large in Europe as in the United States, obesity is becoming an important issue in Europe as well. Using comparable data from the Survey of Health, Aging and Retirement in Europe (SHARE) and the Health and Retirement Study in the U.S. (HRS), this...