短語詞組短語informativeness principle 信息原則relative informativeness 相對(duì)信息度marker informativeness 標(biāo)記信息Earnings Informativeness 會(huì)計(jì)利潤(rùn)信息含量informativeness measure 信息性測(cè)度cue informativeness 線索信息性high informativeness 高信息度the graded informativeness condition 遞增條件stock price informativeness 信息含量 返回 informativeness