The Stock Market and Bank Risktaking

Working Paper: NBER ID: w22689

Authors: Antonio Falato; David Scharfstein

Abstract: We present evidence that pressure to maximize short-term stock prices and earnings leads banks to increase risk. We start by showing that banks increase risk when they transition from private to public ownership through a public listing or an acquisition. The increase in risk is greater than for a control group of banks that intended but failed to transition from private to public ownership, a result that is robust to using a plausibly exogenous instrument for failed transitions. The increase in risk is also greater than for a control group of banks that were acquired but did not change their listing status. We establish that pressure to maximize short-term stock prices helps to explain these findings by showing that the increase in risk is larger for newly public banks that are more focused on short-term stock prices and performance.

Keywords: Banking; Risk-taking; Public ownership; Short-termism

JEL Codes: G01; G2; G21


Causal Claims Network Graph

Edges that are evidenced by causal inference methods are in orange, and the rest are in light blue.


Causal Claims

CauseEffect
Transition to public ownership (P31)Increase in bank risk-taking (G21)
Transition to public ownership (P31)Decline in supervisory ratings (J26)
Transition to public ownership (P31)Shift towards riskier activities (G40)
Focus on short-term stock prices (G14)Larger increase in risk (I12)
Transition to public ownership (P31)Deterioration in CAMELS ratings (G28)
Transition to public ownership (P31)Greater reliance on short-term funding (F65)
Institutional ownership (G32)More pronounced risk-taking behavior (D91)

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