This paper presents a two-countries dynamic model of Schumpeterian growth with two innovative R&D sectors in each country: a vertical R&D sector that improves the quality of existing differentiated products and a horizontal R&D sector that creates new differentiated products. The two countries...

Abstract I study the incentive that governments have to protect IPR in a trading world economy, focusing on the patent novelty requirement and its effect on growth an trade. I consider a world economy with ongoing innovation in two regions. The North is assumed to have a higher wage than the...

We study the incentive that governments have to protect IPR in a trading world economy, focusing on the patent novelty requirement and its effect on growth and trade. We consider a world economy with ongoing innovation in two regions. The North is assumed to have a higher wage than the South and...

In this paper, I develop and endogenous quality ladders growth model, in which the patent Office imposes a novelty requirement for innovations. The size of innovations realized by firms are heterogeneous and drawn from a probability distribution. They determine the price setting behaviour of...