“易错”的英语可以翻译为：fallibility ...

有效市场理论高度易错, 但是比别的也许仍然好.Efficient market theory is highly fallible, but it may still be better than anything else.忙乱易错,耗废造成担忧, 因此千万不要仓促行事.Haste makes waste, waste makes worry. So do not be in a hurry....