事实上，普遍接受的假定是消费者和公司投资者会将过去的物价下跌推演到未来，因此通缩会导致采购延后，这一假定基本没有实证支持。
In fact, the widely held assumption that consumers and corporate investors will extrapolate from past price declines and hold off on making purchases as a result of deflation has essentially no empirical support behind it.