This paper extends public spending-based growth theory along three directions: we assume that exogenous and constant technological progress does exist and that both population change and the ratio of government expenditure to income follow a logistic trajectory. By focusing on the choices of a...

Economic growth is probably the most important goal of every policy intervention because of its wide consequences on the welfare of current and future generations. Because of the current crisis faced by several industrialized countries, this is probably much clearer today than in the past. In...

We analyze the implications of innovation and social interactions on economic growth in a stylized endogenous growth model with heterogenous research firms. A large number of research firms decide whether to innovate or not, by taking into account what competitors (i.e., other firms) do. This is...