It is fair to say that the research on Public Private Partnership (PPP), in particular, on its risk-return profiles, is rare, despite the fact that this form of infrastructure financing has been on the rise during the last two decades in a diverse set of countries. This study aims to fill that...

Previous findings of long-run purchasing power parity come mainly from data for industrial countries, raising the issue of whether the results suffer sample-selection bias and exaggerate the general relevance of parity reversion. This study uncovers substantial cross-country heterogeneity in the...

International comparisons of healthcare costs are growing in importance for a number of different applications. The use of common approaches to converting costs such as GDP purchasing power parities (PPPs) often does not reflect price differences in healthcare in an appropriate manner. This...