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Journal of Financial Economics Vol. 104 No. 3 2012

Neglected risks, financial innovation, and financial fragility

Nicola Gennaioli1,2; Andrei Shleifer3,4; Robert W. Vishny3,5

1 Centre de Recerca en Economia Internacional · 2 Universitat Pompeu Fabra · 3 National Bureau of Economic Research · 4 Harvard University · 5 University of Chicago

open access

Abstract

We present a standard model of financial innovation, in which intermediaries engineer securities with cash flows that investors seek, but modify two assumptions. First, investors (and possibly intermediaries) neglect certain unlikely risks. Second, investors demand securities with safe cash flows. Financial intermediaries cater to these preferences and beliefs by engineering securities perceived to be safe but exposed to neglected risks. Because the risks are neglected, security issuance is excessive. As investors eventually recognize these risks, they fly back to the safety of traditional securities and markets become fragile, even without leverage, precisely because the volume of new claims is excessive.

DOI
10.1016/j.jfineco.2011.05.005
Volume
104
Issue
3
Pages
452-468
Language
en
Sources
crossref bibtex:phds-export.bib openalex

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