Using new data on security-level portfolio holdings by investor type and across countries in the euro area, we study portfolio rebalancing during the European Central Bank's (ECB) purchase programme that started in March 2015. To quantify changes in risk concentration, we estimate the evolution...

Previous work has documented a greater sensitivity of long-term government bond yields to fundamentals in Euro area stress countries during the euro crisis, but we know little about the driver(s) of regime-switches. Our estimates based on a panel smooth threshold regression model quantify and...

Using novel monthly data for 226 euro-area banks from 2007 to 2015, we investigate the causes and effects of banks' sovereign exposures during and after the euro crisis. First, in the vulnerable countries, the publicly owned, recently bailed out and less strongly capitalized banks reacted to...

The euro crisis was fueled by the diabolic loop between sovereign risk and bank risk, coupled with cross-border flight-to-safety capital flows. European Safe Bonds (ESBies), a union-wide safe asset without joint liability, would help to resolve these problems. We make three contributions. First,...

At the 25th anniversary of the Maastricht Treaty, this paper reviews the merits of introducing a safe sovereign asset for the eurozone. The triple euro area crisis showed the costly consequences of ignoring the "safety trilemma". Keeping a national safe sovereign asset (the German bund) as the...

Collateral plays a very important role in financial markets. Without easy access to high-quality collateral, dealers and market participants would find it more costly to trade, with a negative impact on market liquidity and the real economy through increased financing costs. The role of...

Euro area governments have committed to break the doom loop between bank risk and sovereign risk. But policymakers have not reached consensus on whether and how to reform the regulatory treatment of banks' sovereign exposures. To inform policy discussions, this paper simulates portfolio...