The International Comparisons Program (ICP) run by the World Bank compares the purchasing power of currencies and real income across countries. Using a unique data set consisting of over 600,000 ICP price quotes drawn from nine countries in the Asia-Pacific region, we consider a number of ways...

The International Comparisons Program (ICP) run by the World Bank compares the purchasing power of currencies and real income across countries. Using a unique data set consisting of over 600,000 ICP price quotes drawn from nine countries in the Asia-Pacific region, we consider a number of ways...

We examine the conceptual and empirical basis of the environmental Kuznets curve. From both perspectives, the relationship lacks firm foundations. In particular, the empirical relationship is shown to be highly sensitive to the choice of pollutant, sample of countries and time period. This...

The results of purchasing power parity (PPP)-based comparisons of income across countries can be quite sensitive to the choice of index number formula. Tighter bounds on per capita income differentials can be constructed either by assuming homothetic preferences, or by estimating a demand...