Starting in 2006, respondents in the U.S. Health and Retirement Study were asked to submit biomarkers and were notified of certain results. Respondents with very high blood pressure were given a card during the interview; all respondents were notified by mail of their BP, hemoglobin A1c, and...

Recent military engagements in Iraq (OIF) and Afghanistan (OEF) raise questions about the effects on service members of overseas deployment, which can include service in a combat or war zone, exposure to casualties, or both. The 2010 National Survey of Veterans, which asked a broad cross section...

This study quantifies the economic effects of two major immigration policies aimed at legalizing undocumented individuals that entered the United States as children and completed high school: Deferred Action for Childhood Arrivals (DACA) and the DREAM Act. The former offers only temporary legal...

Recent military engagements in Iraq (OIF) and Afghanistan (OEF) raise questions about the effects on service members of overseas deployment, which can include service in a combat or war zone, exposure to casualties, or both. The 2010 National Survey of Veterans, which asked a broad cross section...

Entropy, or the gradual decline through age in the survivorship function, reflects the considerable amount of variance in length of life found in any human population. Part is due to the well-known variation in life expectancy between groups: large differences according to race, sex,...