In this paper we contribute to the debate on macro-prudential regulation by assessing which structure of the financial system is more resilient to exogenous shocks, and which conditions, in terms of balance sheet compositions, capital requirements and asset prices, guarantee the higher degree of...

Das Ziel der vorliegenden Dissertation ist es, ein besseres Verständnis von systemischen Risiken auf Interbankenmärkten zu entwickeln. Die Bedeutung systemischer Risiken für die Stabilität des gesamten Finanzsystems ist durch die internationale Finanzkrise der Jahre 2007/2008 deutlich...

We develop a mean field model of interbanking borrowing and lending activities. Each bank borrows from or lends to other counterparties at an idiosyncratic rate, and is exposed to sudden shocks affecting the level of its monetary reserves. Using weak convergence analysis, we provide an explicit...

This paper builds a model of a regulation game, in which the active regulator moves first and designs the regulation requirement with the consideration of the network formed by banks and the associated systemic risk. Banks form the network strategically and diversify their portfolios within the...

One of the lessons learned from the Global Financial Crisis of 2007-9 is that minimum capital requirements are a necessary but inadequate safeguard for the stability of an intermediary. Despite the high levels of capitalization of many banks before the crisis, they too experienced serious...