In this paper we aim to analyse the level of sustainability of external debt and, more importantly, how it has changed for a number of European economies. Given the severity of the crisis since 2008, we argue that the path of external debt burdens may have changed since the start of the crisis,...

According to AK growth models, permanent changes in investment rates have permanent effects on a country’s rate of economic growth. Jones (Quarterly Journal of Economics, 1995, 110, 495-525) finds strong evidence against this prediction studying the time series properties of GDP growth rates...

In this paper, we question the stability of Okun's law, i.e. the empirical regularity that seems to hold between economic activity and unemployment. To this aim, we propose to build two complementary indicators of real rigidity, using the codependence methodology. The first one is a recursive...