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Dynamic prudential regulation: Is prompt corrective action optimal?

Type
Publication
Series
BIS Working Paper 206
Date Published
29 May 2006
Sources
Bank for International Settlements Asia Office

Abstract:

Prompt Corrective Action (PCA) prescribes prompt and deterministic termination of banks with insufficient levels of book-value capital. This paper investigates whether reliance on book-value capital is a good policy choice and if PCA is an optimal regulatory approach. I use a variant of DeMarzo and Fishman's (2004) dynamic model of entrepreneurial finance to model interactions between a banker and a regulator. Under hidden choice of risk, private information on returns, limited commitment by the banker and costly liquidation, I first characterize the optimal incentive-feasible allocation, and then demonstrate that the optimal allocation is implementable through the combination of a risk-based deposit insurance premium and a book-value capital regulation with prompt and stochastic termination/bailout rather than deterministic termination with no bailout as in PCA. I also show that partial termination can be used instead of stochastic termination.


The views expressed in this publication are those of the authors and do not necessarily reflect the views of the BIS or its member central banks.