"The job of a 'measure' or an 'index' is to distill what is particularly relevant for our purpose,and then to focus specifcally on that... That is not an easy task." Sen (1989). And that is precisely our aim. In this paper, a measurement for multidimensional exposure to Stephan Klasen is...

We investigate the impact of a large new public hospital on directly observed waiting times in emergency departments of other public hospitals in Nicaragua. Using a difference-indifferences design, we estimate a significant decrease in waiting time by 42% or 10.1 minutes in nearby hospitals...

Aid fragmentation is widely recognized as being detrimental to development outcomes. We re-investigate the impact of fragmentation on aid effectiveness in the context of growth, bureaucratic policy, and education, focusing on a number of conceptually different indicators of fragmentation, and...

We focus on the role that the transmission of information between a multilateral (e.g., the IMF) and a country has for optimal (conditional) reform design. The main result is that the informational advantage of the country must be strictly greater than the advantage of the multilateral in order...

Major DAC donors are widely criticized for weak targeting of aid, selfish aid motives and insufficient coordination. The emergence of an increasing number of new donors may further complicate the coordination of international aid efforts. On the other hand, new donors (many of which were aid...

As is now well documented, aid is given for both political as well as economic reasons. The conventional wisdom is that politically-motivated aid is less effective in promoting developmental objectives. We examine the ex-post performance ratings of World Bank projects and generally find that...

This study explores a basic idea in political economy: Trading money for political influence. Our focus is at the level of international institutions, where governments may exploit their influence in one organization to gain leverage over another. In particular, we consider the lending...

This paper investigates the impact of legalized prostitution on human trafficking inflows. According to economic theory, there are two opposing effects of unknown magnitude. The scale effect of legalizing prostitution leads to an expansion of the prostitution market, increasing human...

This article empirically investigates whether, and in which ways, donors in the Development Assistance Committee respond to transnational terrorist incidents and the onset of the War on Terror through changes in aid effort and aid allocation. First, an analysis of 22 donor countries shows that...

In this paper, we revisit the association between happiness and inequality. We argue that the perceived fairness of the income generation process affects this association. Building on a two-period model of individual life-time utility maximization, we predict that persons with higher perceived...