Social and Behavioral Sciences Commons^™

This paper exploits exogenous variation in the natural topography of the United States to estimate the causal impact of inter-jurisdictional competition on income growth. We find that doubling the number of county governments in a metropolitan area leads to a 17% increase in the average annual growth rate of earnings per employee over 1969-2006, and a 10% increase in 2006 income per employee. Decomposing income effects using 2000 Census worker-level data, we find that approximately half of the effect stems from making workers more productive, while the other half comes from changing the composition of the workforce and inducing workers …

This article discusses the potential of private sector participation (PSP) to improve the urban water supply in South Asia. I first provide background on the literature linking a safe and adequate water supply with malnutrition, morbidity, and mortality. To better understand the selection mechanism underlying the decision to undergo PSP, I then analyze factors associated with the award of private water contracts worldwide. I next present empirical evidence that PSP in water is associated with a lower incidence of diarrheal disease and higher rates of access to piped water among young children in urban Africa. Finally, I conclude by reviewing …