Liang, Shangkun; Cui, Huaigu; Yuan, Chun - In: China journal of accounting research : CJAR 15 (2022) 3, pp. 1-29
analysts' forecast optimism using a staggered difference-in-differences model. The research results show that after stocks are … added to the stock index, analysts' earnings forecast optimism about these stocks increases significantly. Cross … earnings forecast optimism. Furthermore, additions to stock index significantly increase analyst coverage and forecast …