If two partners smoke, their quit behavior may be related through correlation in unobserved individual characteristics and common external shocks. However, there may also be a causal effect whereby the quit behavior of one partner is affected by the quit decision of the other partner. We use...

We investigate the determinants of the support for cannabis legalization finding a causal effect of personal experience with cannabis use. Current and past cannabis users are more in favor of legalization. We relate this to self-interest and inside information about potential dangers of cannabis...

In the Netherlands cannabis use is quasi-legalized. Small quantities of cannabis can be bought in cannabis-shops. We investigate how the distance to the nearest cannabis-shop affects the age of onset of cannabis use. We use a Mixed Proportional Hazard rate framework to take account of observable...