In this paper we discuss the influence of using different production functions on modeling the resource extraction rates and economic growth. The focus is set on the modeling of the production sector, which requires either non-renewable resources, renewable resources or a combination of both...

The nature of energy and material resources in an endogenous growththeory framework is clarified. This involves three modifications of the conventional theory. Firstly, multiple feedback mechanisms or "growth engines" are identified. Secondly, a productionfunction distinguishesbetween resource...