We study the economic structure of the life of Harry Potter and his co-actors as an economic model that governs the social organization of their economic activities. Our goal is to study and understand the internal consistency of the Potterian economic model and explore the relationships between...

This paper constructs a two-sector unified growth model. Learning-by-doing in agriculture eventually allows the preindustrial economy to leave its Malthusian trap. But entrepreneurs in the manufacturing sector do not attempt invention if not much is known about natural phenomena. This delays the...

At the end of the 1980’s, Callon and Latour started a new school of thought which is indifferently named, Sociology of Translation, Sociology of Innovation, Translation Theory or Actor Network Theory. The starting point of their work was mostly philosophical and epistemological: they...

Do firms have the right incentives to innovate in the presence of productivity spillovers? This paper proposes an explicit model of spillovers through labor flows in a framework with search frictions. Firms can choose to innovate or to imitate by hiring a worker from a firm that has already...

This paper describes the methodology and software tool used to build a database on the careers and productivity of academics, using public information available on the Internet, and provides a first analysis of the data collected for a sample of 360 US scientists funded by the National Institute...

This paper makes an attempt to link collaborative research in industry with Government initiative and market rate of interests. Two firms involved in Cournot competition in the market are deciding whether to conduct research to device a technique for cost reduction. Amount of cost reduction...