ICC Advance Access originally published online on July 5, 2008
Industrial and Corporate Change 2008 17(4):779-811; doi:10.1093/icc/dtn024
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This article appears in the following Industrial and Corporate Change issue: Special Issue: Schumpeterian Themes on Industrial Evolution, Structural Change and their Microfoundations [View the issue table of contents]
Innovation and idiosyncratic risk: an industry- and firm-level analysis
Correspondence: Mariana Mazzucato, Department of Economics, Open University, Walton Hall, Milton Keynes, MK7 6AA, United Kingdom. e-mail: m.mazzucato{at}open.ac.uk
Correspondence: Massimiliano Tancioni, Department of Public Economics, Sapienza University of Rome, Italy. e-mail: massimilano.tancioni{at}uniroma1.it
Recent studies find that idiosyncratic risk (IR)—the degree to which firm-specific returns are more volatile than aggregate market returns—has increased since the 1960s and attribute this to economy-wide factors such as the role of the IT revolution. Yet no innovation data is used in these studies. To gain further insights into the relationship between technology and IR, our aricle studies whether firms and industries that are more R&D intensive are in fact characterized by higher IR due to how innovation affects the uncertainty of expected future profits. While the industry-level results prove inconclusive, a clear relationship is found between firm-level R&D intensity and firm-level volatility of returns.