We consider two happiness puzzles. First, many studies show that only relative income matters for well-being. Yet the Gallup data for the United States and from the rest of the world show no such result, at least for life evaluation. There may be relative income effects in hedonic well-being...

I discuss the measurement of world poverty and inequality, with particular attention to the role of purchasing power parity (PPP) price indexes from the International Comparison Project. Global inequality increased with the latest revision of the ICP, and this reduced the global poverty line...