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Tacit collusion among dominant banks: Evidence from round-yard loan pricing

Journal of Corporate Finance 2025 92, 102750
While there is no apparent reason for loan spreads to cluster at certain numbers, we find that approximately 70 % of bank loans have round-yard spreads (i.e., multiples of 25 basis points). We hypothesize that dominant banks implicitly collude using round yards as focal pricing points when negotiating with borrowers. Tacit collusion leads to higher spreads and total costs of round yard priced loans than of non-round yard priced loans. Consistent with our tacit collusion hypothesis, dominant banks round up loans to multiple yards rather than rounding them down. Moreover, round-yard pricing is more prevalent among lower-quality and nonrepeat borrowers.

Double Robust Bayesian Inference on Average Treatment Effects

Econometrica 2025 93(2), 539-568 open access
We propose a double robust Bayesian inference procedure on the average treatment effect (ATE) under unconfoundedness. For our new Bayesian approach, we first adjust the prior distributions of the conditional mean functions, and then correct the posterior distribution of the resulting ATE. Both adjustments make use of pilot estimators motivated by the semiparametric influence function for ATE estimation. We prove asymptotic equivalence of our Bayesian procedure and efficient frequentist ATE estimators by establishing a new semiparametric Bernstein–von Mises theorem under double robustness; that is, the lack of smoothness of conditional mean functions can be compensated by high regularity of the propensity score and vice versa. Consequently, the resulting Bayesian credible sets form confidence intervals with asymptotically exact coverage probability. In simulations, our method provides precise point estimates of the ATE through the posterior mean and delivers credible intervals that closely align with the nominal coverage probability. Furthermore, our approach achieves a shorter interval length in comparison to existing methods. We illustrate our method in an application to the National Supported Work Demonstration following LaLonde (1986) and Dehejia and Wahba (1999).

A rating system to evaluate non-GAAP exclusion quality

Review of Accounting Studies 2025 30(2), 1037-1098 open access
We develop a rating system to evaluate the quality of individual non-GAAP exclusions. Our perspective is that high-quality exclusions reflect nonrecurring economic transactions, are transitory accounting adjustments, or have little usefulness in forecasting cash flows. We use four approaches to rate exclusions. We evaluate the serial correlation of the exclusion, survey accounting academics’ views, obtain practitioner ratings from the CFA Institute, and identify the exclusions approved by the Chinese securities regulator. A firm’s exclusion quality score is the weighted average rating of its individual exclusions. For our sample of S&P 500 firms, we document that exclusion quality varies by industry, captures trends in non-GAAP reporting, and is reasonably stable at the firm level. To validate the rating, we show that firms with lower exclusion quality scores receive more SEC comment letters, incur more Regulation G violations, exhibit greater analyst forecast dispersion, and have slower price discovery following earnings announcements.

Visible Hands: Professional Asset Managers’ Expectations and the Stock Market in China

Journal of Financial and Quantitative Analysis 2025 60(5), 2469-2499 open access
We study how professional fund managers’ growth expectations affect their equity investments and the consequent effects on prices. Using novel data on China’s mutual fund managers’ growth expectations, we show that pessimistic managers decrease equity allocations and shift away from more cyclical stocks. We identify a statistically significant link between managers’ growth expectations and returns on the stocks that they hold and trade. We also find that an earnings-based measure of price informativeness is increasing in forecasting managers’ investment and forecast-consistent trading, implying that active fund managers in China help move stock prices closer to underlying fundamentals.

What a relief: How do firms respond to competitors' listing delays?

Contemporary Accounting Research 2025 42(2), 890-921 open access
We examine the effect of product market competitors' listing delays on incumbent firms' defensive strategies, including efforts in customer retention and acquisition as well as merger and acquisition (M&A) activities. To establish causality, we use four regulation‐induced IPO suspensions in China that expose firms already approved for an IPO to indeterminate listing delays. Using a difference‐in‐differences design, we find that incumbent firms reduce efforts in customer retention and acquisition, as manifested in an increase in accounts receivable turnover and a decrease in selling expenses. Incumbent firms also reduce M&A activities, including high‐premium and horizontal ones. The effects are stronger for incumbent firms that are subject to more intensive competition from the suspended firm, face larger competitive pressure from existing public firms, and are more financially constrained. Additionally, incumbent firms' managers reduce competition‐related disclosures, and the firms' financial performance improves after competitors' listing delays. Consistent with the findings based on listing delays, we find that incumbent firms increase efforts in customer retention and acquisition and M&As surrounding competitors' IPO application and approval. Our paper sheds new light on the IPO peer effect, especially on how incumbent firms respond to the product market competitor's capital market entry.

Clawback adoptions and institutional investment decisions

Journal of Corporate Finance 2025 91, 102743 open access
We examine whether voluntary adoptions of clawback (executive compensation recovery) provisions are followed by changes in market outcomes, specifically changes in institutional investment decisions. Institutional investors dominate the US capital markets and are generally viewed as informed investors. Using difference-in-differences (DID) research design, we find that clawback adoptions are followed by a decrease (increase) in transient (dedicated) institutional investors' equity holdings. Our findings are robust to both level and change specifications. Also, the decrease (increase) in holdings for transient (dedicated) investors is stronger for adopters who display reduced information asymmetry (increase in long-term orientation) following clawback adoption. The results are robust to several tests for endogeneity and alternative specifications. Collectively, our findings suggest that clawback adoptions make the firm potentially less attractive to transient institutions and more desirable to dedicated institutions. Our findings have implications for clawback adoptions that are now mandatory for all US public companies with an effective date (most recently) of December 1, 2023.

Short Squeezes After Short‐Selling Attacks

Journal of Accounting Research 2025 63(3), 1187-1236 open access
We estimate the prevalence and drivers of short squeezes after short‐selling attacks. Positive returns after attacks have a disproportionate tendency to fully reverse and are accompanied by heightened short covering, consistent with the presence of short squeezes. We assess and find no support for non‐squeeze drivers of these positive return reversals and show they are more likely to be accompanied by squeeze‐related news articles, increased stock volatility, and disruptions in the stock lending market. Using positive return reversals as a proxy for short squeezes, we estimate that 15% of short attacks experience squeezes, and squeeze risk increases with short sellers’ visibility but decreases with the credibility of their evidence. Additionally, squeezes appear to be precipitated by actions of firms and investors, including insider purchases, share recalls, retail investor trading, and firm disclosures. Our findings quantify a material risk and check on activist short selling and are especially timely given recent proposed short‐selling restrictions.

Does stakeholder orientation mitigate shareholder-employee conflicts? Evidence from a quasi-natural experiment

Journal of Corporate Finance 2025 91, 102736 open access
This paper examines the influence of stakeholder orientation on the shareholder-employee conflict characterized by the propensity of firms to engage in share purchases and leave employee pensions underfunded. Utilizing the enactment of US state-level constituency statutes, we find that firms in states that have adopted constituency statutes exhibit a weaker share repurchase-pension underfunding propensity, especially those with high default risk. The mechanism is through union intervention and labor representatives on boards. The effect is moderated for firms headquartered in high-social-capital regions, operating with higher human capital, possessing a history of employee litigation, and maintaining lower and short-horizon institutional ownership. After implementing constituency statutes, share repurchase announcements are associated with lower returns for firms with higher pension deficits. Our findings suggest that stakeholder orientation can discipline the shareholder-employee conflict.

Managerial sentiment and short‐term operating decisions: Evidence from terrorist attacks

Contemporary Accounting Research 2025 42(3), 1776-1808
Using terrorist attacks and mass shootings as an exogenous source driving psychological changes in managerial sentiment, we explore the causal effect of managerial sentiment on firms' short‐term operating decisions. Employing cost stickiness to measure short‐term operating decisions on resource allocation and cost control, we find that firms located in the attacked metropolitan areas experience a significant decline in the degree of cost stickiness. We further find that the effect is more pronounced for firms that have inexperienced and less confident CEOs, when attack events are more salient, and when managers have lower prior exposure to negative events in their personal experiences. We also explore inventory management as another form of short‐term operating decisions and find that firms exhibit reduced asymmetric inventory management and a lower level of abnormal inventory holdings in postattack periods. Overall, our study suggests that shocks caused by exogenous negative events affect managerial sentiment, which in turn shapes managers' short‐term operating decisions.