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...

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...

This study develops and estimates a model of the naturalization process in the US. The model is based on both the characteristics of immigrants and features of their countries of origin. The empirical analysis is based on the 2000 US Census...

We study the dispersion in rates of provincial economic- and TFP growth in China. Our results show that regional growth patterns can be understood as a function of several interrelated factors, which include investment in physical capital, human capital, and infrastructure capital...

This paper provides an introduction and overview of my research on the Economics of Language. The approach is that language skills among immigrants and native-born linguistic minorities are a form of human capital. There are costs and benefits associated with this characteristic embodied in the...

To examine the impact of Rwanda`s 1994 genocide on children`s schooling, the authors combine two cross-sectional household surveys collected before and after the genocide. The identification strategy uses pre-war data to control for an age group`s baseline schooling and exploits variation across...

Between 1993 and 1994, extremist militia groups carried out the extermination of ethnic Tutsis and moderate Hutus in the genocides of Burundi and Rwanda. Nearly one million people were killed and thousands were forcibly uprooted from their homes...

Assuming a two-period model with endogenous choices of labour, education, and saving, it is shown to be second-best efficient not to distort the choice of education...