ORMS
Will the Securities Analysts Downgrade the Recommended Rating of Lottery-like Stock? Empirical Evidence from Chinese A-share Stock Market?
JIA Li-na, LI Hui-ying, CHEN Ling-zhi, LIN Xiao-wen
Operations Research and Management Science . 2022, (11): 179 -185 .  DOI: 10.12005/orms.2022.0371

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