We estimate the low-frequency relationship between fiscal deficits and inflation and pay special attention to its potential time variation by estimating a time-varying VAR model for U.S. data from 1900 to 2011. We find the strongest relationship neither in times of crisis nor in times of high...

In the study, the relevance of several optimum-currency-area (OCA) criteria is formally worked out in a welfare approach. The optimum monetary-policy rules of the supranational central bank are derived within the Barro-Gordon framework, and consideration is given to how the welfare of the member...

The extensive public support measures for the financial sector have been key for the management of the current financial crisis. This paper gives a detailed description of the measures taken by central banks and governments and attempts a preliminary assessment of the effectiveness of such...

The role of bank capital as a propagation channel of shocks is strongly pronounced in recent macroeconomic models. In this paper, we show how the evolution of bank capital depends on the share of non-state-contingent assets in banks' balance sheets and present the consequences for macroeconomic...

In this paper we set up a New-Keynesian model with a heterogenous banking sector to analyze liquidity problems on the interbank market. The presence of an interbank market is essential to consider a situation where an increased liquidity supply by the central bank is only partially passed on to...

This paper compares the consequences of equity injections into banks with purchases of corporate and government bonds in a financial crisis situation using a New Keynesian model in which non-financial firms predominantly take non-market-based debt from banks instead of issuing securities. Our...

Dem Gutachten über die gesamtwirtschaftlichen Wirkungen der Existenzgründungspolitik sowie der mit öffentlichen Mitteln geförderten Unternehmensgründungen basierte neben ausgiebiger Literaturanalyse und zahlreichen Expertengesprächen vor allem auf Modellrechnungen und einer Befragung von...