来源：市场资讯 But does the stockmarket power the economy? At most points in time, it would be a ridiculous question. In recent months, though, the rise in American share prices has coincided with, and been fed by, a rush of popular enthusiasm for investing. And as people see the line go up, they become more likely to spend. Now the answer to the question has important implications for the path of America's stockmarket boom and its economy. 但股市真的能推动经济发展吗？在大多数情况下，这将是一个荒谬的问题。然而，近几个月来，美国股 价的上涨与大众投资热情的高涨不谋而合，并受到这股热潮的推 ...