Others blame a global investment shortfall driven by a lack of technological opportunities. But, given that this view is expressed in every deep depression, it appears to be an effect of economic stagnation, rather than a cause of it.
也有人将矛头指向了缺乏技术机会导致的全球投资短缺。但是，这一观点在每一次深度萧条时期都会出现，与其说这是经济停滞的原因，不如说是经济停滞的结果。