This paper analyzes data from a novel field experiment designed to test the impact of twodifferent insurance products and a secret saving device on solidarity in risk-sharing groupsamong rural villagers in the Philippines. Risk is simulated by a lottery. Risk-sharing ispossible in solidarity...

Firms select not only how many, but also which workers to hire. Yet, in standard searchmodels of the labor market, all workers have the same probability of being hired. We arguethat selective hiring crucially affects welfare analysis. Our model is isomorphic to a searchmodel under random hiring...

This paper is the first to provide evidence of efficient taxation of groups with heterogeneouslevels of ‘tax morale’. We set up an optimal income tax model where high tax morale impliesa high subjective cost of evading taxes. The model predicts that ‘nice guys finish last’: groupswith...

This paper develops the theoretical foundations and the testable implications of the variousmechanisms that have been proposed as possible triggers for the demographic transition.Moreover, it examines the empirical validity of each of the theories and their significance forthe understanding of...

Conventional wisdom about the relationship between income distribution and economicdevelopment has been subjected to dramatic transformations in the past century. Whileclassical economists advanced the hypothesis that inequality is beneficial for growth, theneoclassical paradigm dismissed the...

It is puzzling that people feel quite unhappy when they become unemployed, while at thesame time active labor market policies are needed to bring unemployed back to work morequickly. Using data from the German Socio-Economic Panel, we investigate whether there isindeed such a puzzle. First, we...

Unlike other disability systems in developed economies, the Spanish system allows partiallydisabled individuals to work while receiving disability benefits. The puzzle is, however, thatemployment rates in this group of individuals are very low. The aim of this paper is tounderstand the...