2 (Different ways of adjusting for ‘purchasing power’) is tough, since not all items will scale the same amount. And markets typically are aimed at specific populations, so rich countries like America often won’t even have markets for the poorest people in the world. The implication of this is that living on $2 per day in America is basically impossible, while living on $2 per day, even when “adjusted for purchasing power” in some poorer parts of the world (while still incredibly difficult), is more manageable.
2 (Different ways of adjusting for ‘purchasing power’) is tough, since not all items will scale the same amount. And markets typically are aimed at specific populations, so rich countries like America often won’t even have markets for the poorest people in the world. The implication of this is that living on $2 per day in America is basically impossible, while living on $2 per day, even when “adjusted for purchasing power” in some poorer parts of the world (while still incredibly difficult), is more manageable.