Business Commons^™

Hype My Stock: Do Firms Really Want Biased Research?, Roger Loh

Research Collection Lee Kong Chian School Of Business

Analyst research is alleged to be biased because of conflicts of interest when analysts’ employers underwrite securities for the firms covered. I posit that affiliated analyst optimism should be the strongest for offering firms with a desire to over-inflate stock prices. I hypothesize that a firm’s corporate governance and its CEO incentives are related to the affiliation bias. Using stock recommendations data, I find evidence that the affiliation bias is indeed more pervasive for firms with high CEO wealth sensitivity to stock price (i.e., high CEO delta). The larger affiliation bias for high delta firms remains even after the introduction …