The classic Diamond-Dybvig model of banking assumes perfect competition and abstracts from issues of moral hazard,hardly appropriate when considering modern UK banking.We therefore modify the classic model to ncorporate franchise values due to market power; and risk-taking by banks with limited...

A simple dynamic framework is used to show how consolidation plans that are robust and effective at capacity output can be undermined by demand failure. If the market panics and interest rates rise, the process can indeed become dynamically unstable. Tightening fiscal policy to reassure...

Lending retail deposits to SMEs and household borrowers may be the traditional role of commercial banks: but banking in Britain has been transformed by increasing consolidation and by the lure of high returns available from wholesale Investment activities. With appropriate changes to the...

As with global warming, so with financial crises – externalities have a lot to answer for. We look at three of them. First the financial accelerator due to ‘fire sales’ of collateral assets -- a form of pecuniary externality that leads to liquidity being undervalued. Second the ‘risk-...

An ‘efficiency wage’ model developed for Western economies is reinterpreted in the context of Stalin’s Russia, with imprisonment – not unemployment – acting as a ‘worker discipline device’. The threat of imprisonment allows the state to pay a lower wage outside the Gulag than...

The recent financial crisis has forced a rethink of banking regulation and supervision and the role of nancial innovation. We develop a model where prudent banks may signal their type through high capital ratios. Capital regulation may ensure separation in equilibrium but deposit insurance will...

An ‘efficiency wage’ model developed for Western economies is reinterpreted in the context of Stalin’s Russia, with imprisonment – not unemployment – acting as a ‘worker discipline device’. The threat of imprisonment allows the state to pay a lower wage outside the Gulag than...

When financial markets freeze in fear, borrowing costs for solvent governments may fall towards zero in a flight to quality – but credit-worthy private borrowers can be starved of external funding. In Kiyotaki and Moore (2008), where liquidity crisis is captured by the effective rationing of...

The Eurozone debt crisis has stimulated lively debate on mechanisms for sovereign debt restructuring. The immediate threat of exit and the breakup of the currency union may have abated; but the problem of dealing with significant debt overhang remains. After considering two broad approaches -...

We use the global games approach to study key factors a?ecting the credit risk associated with roll-over of bank debt. When creditors are heterogenous, these include the extent of short-term borrowing and capital market liquidity for repo ?nancing. Speci?cally, in a model with a large...