This paper analyzes the link between natural resources abundance, the quality of learning institutions and retardation in technology adoption. We offer a model in which human capital is technology specific and that learning to master the technology is costly. Market failure in the human capital...

This paper investigates the effect of human capital accumulation on the direction of technical Change in a framework with natural resources and environmental externalities. The model simulates that an increasing knowledge stock of worker tends to direct technical change in favour of intangible...