Although nutrition contributes to welfare in and of itself, it also contributes to individual economic productivity, as well as national income growth. The argument that improving nutrition is an investment on par with other productivity-enhancing expenditures rather than simply a form of...

This article deals with the issue of entry into an industry where firms share a collective reputation. First, we show that free entry is not socially optimal; there is a need for regulation through the imposition of a minimum quality standard. Second, we argue that a minimum quality standard can...

This paper provides new evidence on the convergence process of energy, water and food per capita consumption levels for 108 countries from 1971 to 2018, using a common data set, with VAR and panel data approach. We establish a new notion of multivariate sigma and beta-convergence. The results...