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We analyze recent contributions to growth theory based on the model of expanding variety of Romer [Romer, P. (1990). “Endogenous technological change”. Journal of Political Economy 98, 71–102]. In the first part, we present different versions of the benchmark linear model with imperfect...
Persistent link: https://www.econbiz.de/10014023784
concerning the nature and structure of technological knowledge, the sources of novel opportunities, the dynamics through which … diffusion affect growth and survival probabilities of heterogeneous firms. The processes of knowledge accumulation and diffusion … cycles influence the patterns of industrial organization—including size distributions, degrees of concentration, relative …
Persistent link: https://www.econbiz.de/10014025173
knowledge at all times in a serendipitous way, the industrial revolution is an inevitable outcome. The paper characterizes the …
Persistent link: https://www.econbiz.de/10010472600
This paper takes a new look at the long-run implications of resource abundance. It develops a Schumpeterian model of endogenous growth that incorporates an upstream resource-intensive sector and yields an analytical solution for the transition path. It then derives conditions under which, as the...
Persistent link: https://www.econbiz.de/10010582673
The industrial society has become history, substituted by the service economy, the knowledge economy or the information …
Persistent link: https://www.econbiz.de/10009622218
We examine the timing and quality of product introduction in an R&D stopping game, where we allow for horizontal and vertical differentiation in the product market. We observe that discontinuous changes in introduction dates can occur as firms' abilities as researchers change. Further, when the...
Persistent link: https://www.econbiz.de/10008595897
We study how exploration versus exploitation innovations impact economic growth through a tractable endogenous growth framework that contains multiple innovation sizes, multi-product firms, and entry/exit. Firms invest in exploration R&D to acquire new product lines and exploitation R&D to...
Persistent link: https://www.econbiz.de/10008695047
We construct a model where the equilibrium organization of firms changes as an economy approaches the world technology frontier. In vertically integrated firms, owners (managers) have to spend time both on production and innovation activities, and this creates managerial overload, and...
Persistent link: https://www.econbiz.de/10005123937
We analyse an economy where managers engage both in the adoption of technologies from the world frontier and in innovation activities. The selection of high-skill managers is more important for innovation activities. As the economy approaches the technology frontier, selection becomes more...
Persistent link: https://www.econbiz.de/10005789082
We construct a competitive model of innovation and growth under constant returns to scale. Previous models of growth under constant returns cannot model technological innovation. Current models of endogenous innovation rely on the interplay between increasing returns and monopolistic markets. In...
Persistent link: https://www.econbiz.de/10005661529