The share of US residents who were born in Latin America and the Caribbean plateaued recently, after a half century of rapid growth. Our review of the evidence on the US immigration wave from the region suggests that it bears many similarities to the major immigration waves of the 19th and early...

A large literature has documented relationships between state clean indoor air laws (SCIALs) and smoking-related outcomes in the US. These laws vary within states over time and across venues such as schools, government buildings, and bars. Few studies, however, have evaluated whether the effects...

We review the existing literature about the effects of the Medicaid program. We first describe the program's structure and how it has changed over time. We then discuss findings on coverage, crowd out, take-up and health. Finally, we look at effects of the program on non-health outcomes such as...