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The Accounting Review Vol. 89 No. 4 2014

Information Asymmetry and the Ex Ante Impact of Public Disclosure Quality on Price Efficiency and the Cost of Capital: Evidence from a Laboratory Market

Orie E. Barron; Hong Qu

The Pennsylvania State University

Abstract

This paper examines the ex ante effects of public information quality on market prices and how such effects vary with information asymmetry among traders in a two-period experimental market. We vary public information quality by changing its precision and information asymmetry among traders by varying the distribution of private signals. We find high-quality public disclosure leads to increased price efficiency and decreased cost of capital in the pre-announcement period when information asymmetry is high. The impending high-quality public information increases the competition among informed traders, which leads prices to impound more private information and alleviates the adverse selection problems facing uninformed traders. Our study suggests building a high-quality public information environment (e.g., by adopting high-quality accounting standards or committing to transparent disclosure policies) would likely provide ex ante benefits for firms with significant adverse selection among traders.

DOI
10.2308/accr-50715
Volume
89
Issue
4
Pages
1269-1297
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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