Even without any portfolio shift, Americans shouldn’t expect their recent luck to hold up in the future. If there is a global downturn, any region that is long stocks and short bonds is going to get burned.
即使没有投资组合转移，美国人也不应该指望他们近年来的运气可以在今后保持。如果出现全世界的经济下滑，任何买空股票以及卖空债券的地区都会损失惨重。