Evidence for the OECD countries show that the “great ratios”, such as the unemployment rate, factor shares, Tobin's q and the investment-capital ratio, fluctuate significantly on medium-term frequencies of 10-40 years duration. To explain these medium-term fluctuations, we establish a...

This paper argues that growth theory needs a more general quot;regularityquot; concept than that of exponential growth. This offers the possibility of considering a richer set of parameter combinations than in standard growth models. Allowing zero population growth in the Jones (1995) model...

This paper discusses the effects of a green tax reform in an AK growth model without abatement activities and with a negative environmental externality in utility function. There is also a non-optimal level of public spending. The results depend on the financing source of public spending. When...

This paper explores issues regarding the regional convergence process. We study the per capita income of Andalusia compared with the remaining regions in Spain over period 1965-1995. Using a very simple growth model with public capital as a production factor, we show that infrastructure...