This paper deals with a special case of estimation with grouped data, where the dependent variable is only available for groups, whereas the endogenous regressor(s) is available at the individual level. In this situation, the solution adopted by researchers is to aggregate the individual data...

Neoclassical Political Economy applies the concepts and techniques of Neoclassical Analysis to elucidate the interrelations between the Economy, the Polity and the State. The basic issues at hand were clearly stated by the social thinkers of the 17th, 18th and 19th Centuries., often referred to...

A contract with multiple agents may be susceptible to collusion. We show that agents' collusion imposes no cost in a large class of circumstances with risk neutral agents, including both uncorrelated and correlated types. In those circumstances, any payoff the principal can attain in the absence...

This paper uses uniquely rich and representative data on the unit values of outputs (products)and inputs of Colombian manufacturing plants to draw inferences about the extent of quality differentiation at the plant level. We extend the Melitz (2003) framework to include heterogeneity of inputs...

A household's observed poverty status is an ex-post measure of a household's well-being (or lack thereof). But for thinking about forward-looking anti-poverty interventions that aim to prevent rather than alleviate poverty, what really matters is the vulnerability of households to poverty, i.e.,...