This paper presents a modified version of the North-South endogenous imitation model of Grossman and Helpman [Grossman, G., Helpman, E., 1991b. Endogenous product cycles. The Economic Journal 101, 1241-1229] based on the product variety framework. We show that a tighter Intellectual Property...

This paper analyses the stability properties of the Grossman-Helpman [Grossman, G. Helpman, E., 1991b. Endogenous product cycles. The Economic Journal 101, 1229-1241] product-variety model of endogenous product cycles. It has been shown that there exists a unique saddle path converging to the...

This paper attempts to develop a model of endogenous growth with special focus on the role of health capital, public infrastructure and environmental pollution. It is an extension of the model of Agenor (2008) who does not consider environmental pollution. We analyze properties of optimal fiscal...