We present a semiparametric method to estimate group-level dispersion, which is particularly effective in the presence of censored data. We apply this procedure to obtain measures of occupation-specific wage dispersion using top-coded administrative wage data from the German IAB Employment...

The “border effect” literature ?nds that political boundaries have a large impact on relative prices, implicitly adding several thousands of miles to trade. In this paper we show that the standard empirical speci?cation suffers from selection bias, and propose a new methodology based on...

Background: This study investigates possible mechanisms that can explain the association between unemployment and smoking, that is a) unemployment increases smoking probability (causation), b) smoking increases the probability to become unemployed (selection), and c) differences in both smoking...