But the experts’ concern is notable and healthy, because the belief that markets are always efficient can survive only when some people do not completely believe it and think that they can profit by timing the markets. At the same time, this heightened concern carries dangers, too, because we do not know whether it will lead to a public overreaction on the downside.
但专家的担忧是值得关注的，也是健康的，因为市场永远有效这样的信念只能在有人不完全相信它并且认为可以通过市场择时获利时才正确。与此同时，这凸显出担忧也携带者危险，因为我们不知道它是否会导致公众在跌势中反应过度。