More often than not production processes are the joint endeavor of people having different abilities and productivities. Such production processes and the associated surplus production are often not fully transparent in the sense that the relative contributions of involved agents are blurred;...

An influential literature has used the aftermath of terrorist attacks to estimate large effects of police street deployment on crime. However, the elasticities obtained in these settings may not easily extrapolate to more standard circumstances. This paper exploits a natural experiment that...

Using a data set of historical battles from 1600 to 1973, this paper analyzes the empirical determinants of tactical success in modern war. Based on a reduced form approach we consider key elements of military theory as factors in the production of combat success, formalized in a military...

The paper studies whether and how CEO turnover in Ukrainian firms is related to their performance. Based on a novel dataset covering Ukrainian joint stock companies in 2002-2006, the paper finds statistically significant negative association between the past performance of firms measured by...

This paper analyzes how life-cycle unemployment of former apprentices depends on the size of the training firm. We start from the hypotheses that the size of training firms reduces long-run cumulated unemployment exposure, e.g. via differences in training quality and in the availability of...

This paper considers the role mergers and acquisitions have on employment. First, it considers the importance of different aspects of compensation policy and human resource management practices for distinguishing acquired and acquiring firms. Second, it examines which individuals from which...

This paper estimates the impact of registering for taxes on firm profits in Bolivia, the countrywith the highest levels of informality in Latin America. A new survey of micro and small firmsenables us to control for a rich set of measures of owner ability and business motivations thatcan affect...

Few representative surveys of households of migrants exist, limiting our ability to study theeffects of international migration on sending families. We report the results of an experimentdesigned to compare the performance of three alternative survey methods in collecting datafrom...

We use data from over 20,000 firms in 60 countries to identify constraints on the growth offirms. We interpret managers´ answers to survey questions on the extent to which variousaspects of their external environment inhibit the performance of their firm as measuring theshadow cost of...

This paper explores the question: is working as a child harmful to an individual in terms ofadult outcomes in earnings? Though an extremely important question, little is known aboutthe effect of child labor on adult outcomes...