This paper demonstrates how the labour and product markets interact in determining as outcome a generalized reduced-form price Phillips curve. For the labour market we consider a wage Phillips curve and for the product market a price Phillips curve. We estimate separately the wage and price...

In this paper we test whether German public debt has been sustainable by resorting to a test proposed by Bohn (1998). We apply non-parametric and semi-parametric regressions with time depending coefficients. This test shows that the mean of the coefficient relevant for sustainability has been...

This article introduces a stable cross-dual adjustment process for Sraffa-von Neumann models. Excluding free goods, but not process extinction, from consideration, it proves furthermore the global asymptotic stability of a simple modification of this classical adjustment process. The...

By contrasting endogenous growth models with facts, one is frequently confronted with the prediction that levels of economic variables, such as R&D expenditures, imply lasting effects on the growth rate of an economy. As stylized facts show, the research intensity in most advanced countries has...