Over the past half century, the behavior of German voters has changed profoundly. After a long period of stability, elections have dramatically altered their character—at first rather gradually, but during the past decade at an accelerated speed. Voters' decision-making has become much more...

We evaluate the effect of perhaps the largest exogenous decline in a state's incarceration rate in U.S. history on local crime rates. We assess the effects of a recent reform in California that caused a sharp and permanent reduction in the state's incarceration rate. We exploit the large...