This paper examines the implications of an environmental policy for growth performances. We develop a model where growth is driven by human capital accumulation. Firms invest in research to develop new technologies to reduce their pollution emissions and education is treated as product which not...

This paper proposes a Schumpeterian growth model generalizing the existing theory : we exploit the formalization of a circular product differentiation model of Salop (1979) to take into account the fact that knowledge inherent in a given sector can diffuse variously among R&D sectors, ranging...

This paper exploits the formalization of a circular product differentiation model of Salop (1979) to propose an endogenous growth quality ladder model in which the knowledge inherent in a given sector can spread variously across the sectors of the economy, ranging from local to global influence....