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Releasing Information In Xbrl: Does It Improve Information Asymmetry For Early U.S. Adopters?, Marshall A. Geiger, David S. North, Daniel D. Selby

Accounting Faculty Publications

Information released in XBRL is intended to improve the quality and accessibility of SEC filings, leading to less information asymmetry in the equity market. Research findings on the effects of XBRL on information asymmetry in the US., however, are mixed. Kim et al. (2012) reports that XBRL reduces information asymmetry while Blankespoor et al. (2012) reports that XBRL increases information asymmetry. In contrast to these prior studies, we report that the answer as to whether XBRL affects information asymmetry is matter of firm size. In this study we examine shifts in two measures of information asymmetry for early adopters of …