Economists paul samu elson and jean tirole labelled them " rational bubbles " , as they were a second-best solution for storing newfound wealth .

经济学家保罗萨缪尔森（paulsamuelson）和让梯若尔（jeantirole）称其为“理性泡沫”，因为它们是贮存新获得财富的次优手段。