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A Revealed Preference Analysis of Asset Pricing Under Recursive Utility

Review of Economic Studies 1995 62(4), 597-618 open access
This paper considers a representative agent model of asset prices based on a recursive utility specification. A constant elasticity of intertemporal substitution is assumed but the risk-preference component of utility is restricted only by qualitative, non-parametric regularity conditions. A principal contribution is to determine the exhaustive implications of this semiparametric recursive utility model for the one-step ahead joint probability distribution for consumption growth and asset returns. It is also shown, in contrast to the claims of previous studies, that the generalization from expected utility to recursive utility contributes substantially to the resolution of the equity premium puzzle.

Information, sell-side research, and market making☆

Journal of Financial Economics 2008 90(2), 105-126 open access
The interaction between an investment bank's research and market making arms may have important implications for the trading of a firm's stock. We investigate the impact that research has on the liquidity provided by the bank's market maker. Utilizing a large sample of Nasdaq firms, we show that market makers whose banks also provide research coverage provide more liquidity and contribute more to price discovery than do market makers without such research coverage. Finally, we show that such “affiliated” market makers are less affected by uncertainty following earnings announcements. Our results provide new evidence on the sources of liquidity improvements for Nasdaq firms, and suggest that the information produced by banks in the sell-side research process is beneficial to their market makers.

How Is the Audit Market Affected by Characteristics of the Nonaudit Services Market?

Journal of Accounting Research 2021 59(3), 959-1020 open access
How can features of the markets for audit and nonaudit services (NAS) affect an audit firm's incentives to invest in audit quality, average audit quality, and social welfare? We address these questions in a model focusing on competition in both audit and NAS markets. We show that, when audit and NAS demand are positively correlated, prohibiting auditors from providing NAS to audit clients leads to higher investments in audit quality, but can decrease average audit quality if marginal clients switch to lower quality auditors. The effect on social welfare can be positive or negative, depending on the distribution of clients' service demands. General bans on auditor provision of NAS can, via similar channels, increase or decrease audit quality and social welfare. Overall, our findings suggest a more nuanced view of how regulating an auditor's provision of NAS might affect audit quality and social welfare, and are driven by the effects of multimarket competition on the auditor's incentives to invest in audit quality, rather than previously identified auditor independence or knowledge spillover channels.

Do Accruals Drive Firm‐Level Stock Returns? A Variance Decomposition Analysis

Journal of Accounting Research 2004 42(3), 527-560 open access
This paper extends the variance decomposition framework of Campbell [1991], Campbell and Ammer [1993], and Vuolteenaho [2002] to address the relative value relevance of accrual news, cash flow news, and expected‐return news in driving firm‐level equity returns. The extension is based on the Feltham‐Ohlson [1995, 1996] clean surplus relations. Using three models, this study shows that all three factors, accruals, cash flows, and expected future discount rates are value relevant. Moreover, accrual news is found to significantly dominate expected‐return news in driving firm‐level stock returns. Operating income news is also found to significantly dominate both expected‐return news and free cash flow news in driving firm‐level stock returns. Furthermore, after splitting net income into cash flow and accrual earnings components in the Vuolteenaho model, accrual earnings news and cash flow earnings news are found to equally drive firm‐level stock returns and to dominate expected‐return news. Further disaggregation of the data yields some evidence that accrual earnings news is a more important factor than cash flow earnings news in driving current stock returns. Overall, the three models indicate that changes in expected future accruals are a primary driver, if not the primary driver, of current stock returns.

Money and Interest in a Cash-in-Advance Economy

Econometrica 1987 55(3), 491 open access
In this paper we analyze an aggregative general equilibriiri model in which the use of money is motivated by a cash-in-advance constraint, applied to purchases of a subset of consumption goods. The system is subject to both real and nxnetary shocks, which are economy-wide and observed by all. We develop methods for verifying the existence of, characterizing, and explicitly calculating equilibria. A main result of the analysis is that current money growth affects the current real allocation only insofar as it affects expectations about future money growth, i.e., only through its value as a signal.