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Journal of Political Economy Vol. 132 No. 2 2024

Beyond the Balance Sheet Model of Banking: Implications for Bank Regulation and Monetary Policy

Greg Buchak1; Gregor Matvos2; Tomasz Piskorski3; Amit Seru4

1 Stanford Graduate School of Business (GSB) · 2 National Bureau of Economic Research · 3 Columbia GSB and NBER · 4 Hoover Institution

Abstract

We empirically document two adjustment margins that are usually absent from the predominant “bank balance sheet lending” view of financial intermediation. For the shadow bank substitution margin, shadow banks substitute for traditional banks among loans that are easily sold. For the balance sheet retention margin, banks switch between balance sheet lending and selling loans based on their balance sheet strength. Estimates from a structural model show that these margins significantly shape policy responses, dampening the effect of capital requirements on lending whose costs are borne by wealthier borrowers. Secondary-market disruptions such as quantitative easing have significantly larger impacts on lending than capital requirements.

DOI
10.1086/726703
Volume
132
Issue
2
Pages
616-693
Language
en
Sources
bibtex:phds-export.bib openalex crossref

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