The sovereign debt crisis has made it clear that central banking is more than keeping inflation low. Central banks are also responsible for financial stability. An essential tool in maintaining financial stability is provided by the capacity of the central bank to be the lender of last resort in...

In this paper we test two theories of the determination of the government bond spreads in a monetary union. The first one is based on the efficient market theory. According to this theory, the surging spreads observed from 2010 to the middle of 2012 were the result of deteriorating fundamentals...

This paper asserts that the contagion currently afflicting sovereign bond markets in the eurozone can only be stopped if there is a central bank willing to be lender of last resort, i.e. willing to guarantee that the cash will always be available to pay out the bondholders. Until recently, the...

This paper investigates the impact of credit rating changes on the sovereign spreads in the European Union and investigates the macro and financial factors that account for the time varying effects of a given credit rating change. We find that changes of ratings are informative, economically...