ICEF / LFE Research Seminar by Dimitrios Tsomocos (University of Oxford)
Speaker: Dimitrios Tsomocos (University of Oxford)
Theme: "How Does Macroprudential Regulation Change Bank Credit Supply"
On Tuesday, September 16 at 4.40 pm International College of Economics and Finance and Internatioanl Laboratory of Financial Economics held the Research Seminar in Finance.
Speaker: Dimitrios Tsomocos (University of Oxford)
Theme: "How Does Macroprudential Regulation Change Bank Credit Supply"
Venue: Shabolovka st., 26, room 3211
Abstract: We analyze a variant of the Diamond-Dybvig (1983) model of banking in which savers can use a bank to invest in a risky project operated by an entrepreneur. The savers can buy equity in the bank and save via deposits. The bank chooses to invest in a safe asset or to fund the entrepreneur. The bank and the entrepreneur face limited liability and there is a probability of a run which is governed by the bank’s leverage and its mix of safe and risky assets. The possibility of the run reduces the incentive to lend and take risk, while limited liability pushes for excessive lending and risk-taking. We explore how capital regulation, liquidity regulation, deposit insurance, loan to value limits, and dividend taxes interact to offset these frictions. We compare agents welfare in the decentralized equilibrium absent regulation with welfare in equilibria that prevail with various regulations that are optimally chosen. In general, regulation can lead to Pareto improvements but fully correcting both distortions requires more than one regulation.