We provide evidence on the policy risk of social security in Hungary, Czech Republic and Slovakia by computing the changes in the social security wealth induced by the pension reforms undertaken since the 1990s. Methodologically we follow upon McHale' (2001) study of selected reforms in G7...

This paper studies how the swiftness and delay of punishment affect behavior. Using rich administrative data from automated speed cameras, we exploit two (quasi-)experimental sources of variation in the time between a speeding offense and the sending of a ticket. At the launch of the speed...

This paper studies the enforcement of fines, and, in particular, the effects of simplification and salience nudges on timely payments. In a randomized controlled trial, we add cover letters to 80,000 payment notifications for speeding. The letters increase the salience of the payment deadline,...