Dou, Chao; Yang, Xue; Bai, Xuejin; Sun, Rui - In: China journal of accounting studies 11 (2023) 1, pp. 184-205
Based on many cases of publicity using social media in the market, this paper empirically examines the damage of microblog publicity to market efficiency by using the sample of IPO companies. The results show that the companies posting microblogs during the IPO publicity period have higher IPO...