On the contrary, economic theorists have been puzzled by the historical rate of increase in the stock market, which they call “the equity premium puzzle.” They do not have a corresponding name for the behavior of the housing market, because, historically, its prices (correcting for inflation) have not generally gone up very much on average, until the post-2000 bubble.
经济学中没有理论为这些市场的价格只能上涨的观点提供根据。相反，经济学理论家一直对股票市场的历史增长率感到困惑，他们将此称为“股权溢价之谜” 。对住房市场的表现，经济学理论家没有相应的名字，因为从历史上看，直到2000年后的房地产泡沫之前，平均起来，住房价格（调整通胀后）并没有普遍上涨很多。