The relationship between building damage patterns and human casualties in Nishinomiya City – one of the most heavily damaged cities in the 1995 Hanshin-Awaji Earthquake Disaster – was investigated using photographs of damaged buildings. First, the photographs of buildings in which casualties...

We study how individuals match their skills with an occupation's demands as they choose a career. With data on individuals' test scores for multiple types of skills and work histories, we have a rich description of this process. We quantify the quality of one's occupational match and how it...

In this paper, we ask to what extent changes to the age and sex structure of the population account for the changes in the marriage behavior observed in the United States in the last century (from 1900 to 1980). The decrease in mortality, especially for women, and the changes in immigration...