This paper provides empirical evidence that there is no absolute convergence between the GDP per capita of the developing countries since 1950. Relying upon recent econometric methodologies (nonstationary long-memory models, wavelet models and time-varying factor representation models), we show...

During recent years, new doubts about the effectiveness of international aid have emerged. One of the arguments employed to justify this sceptical view is that aid can hinder tax effort in developing countries. Nevertheless, empirical research on the aid-tax nexus is inconclusive and it shows...

The link between foreign aid and economic growth remains a controversial issue in the literature, and a large share of the disagreement could be explained by differences in the data employed. Using GDP data from three different versions of the Penn World Table and the World Development...