"Everyone lost money, and the poor were least able to handle it"--which is your statement--is qualitatively different from, "only the poor lost money"--which is

"Everyone lost money, and the poor were least able to handle it"--which is your statement--is qualitatively different from, "only the poor lost money"--which is the articles statement. Sure, the poor are in worse shape both relative both to their previous selves and the rich under both of those statements, but the the latter situation is far worse.