What impact do mass civil society groups have on public policy? We study this issue by analyzing opposition to national prohibition by German-American groups and associations in the early twentieth century, before and after state-sponsored suppression of them that coincided with U.S. entry to...

Using a nationally-representative panel data set of U.S. high school students (AddHealth data) that contains a relatively large sample of siblings and twins, the paper investigates the impacts of gun availability at home and individual drug use on robbery, burglary, theft and damaging property...