When comparing the price of an individual good or service across different countries, it is necessary to use to a … argues that PPP price comparisons address a very narrow set of questions, whose implications for economic behavior and policy …, price comparisons based on PPP conversion are unreliable indictors of consumer demand. If the PPP price of good is lower in …

We use consumer price data for 205 cities/regions in 21 countries to study PPP deviations before, during and after the … border explain a significant amount of relative price variation across different locations. We also find that currency …-country relative price dispersion in emerging market economies. These effects are found to be quite persistent since relative price …