However empirical researches such as the riddle of bonus, the over-reaction and under-reaction of stock price, the acute fluctuation of stock price bring great challenge to it, and there are many defects on its fundamental theory, too.
英
美
- 然而證券市場(chǎng)的紅利之謎、股價(jià)的過(guò)度反應和反應不足,股價(jià)的過(guò)度波動(dòng)等實(shí)證研究對其形成了極大的挑戰,并且,其理論基礎也存在諸多的缺陷。