Cui, Chenyu; He, Guihua; Xie, Deren - In: China journal of accounting studies 10 (2022) 1, pp. 1-25
analysts are constrained by their research resources, they collect information with more externalities. Measuring information … externalities as a stock’s fundamental correlations with other stocks in the same industry, we find that stocks with high … information externalities get more analyst coverage, more (high-quality) analyst reports, and more site visits than those with low …