We study determinants of sovereign portfolios of Spanish banks over a long time-span, starting in 2008. Our findings challenge the view that banks engaged in moral hazard strategies to exploit the regulatory treatment of sovereign exposures. In particular, we show that being a weakly capitalized...

This paper investigates how a country's economic complexity influences its sovereign yield spread with respect to the United States. Notably, a one-unit increase in the Economic Complexity Index is associated with a reduction of about 87 basis points in the 10-year yield spread. However, this...

I analyze the impact of austerity on sovereign spreads. To do so I propose a model with strategic sovereign default and nominal rigidities where the government follows fiscal rules, which are estimated from data. I first analyze the theoretical implications of the model and find that austerity...

Many governments have started issuing 'green' bonds tied to expenditures on projects with environmental objectives such as climate change mitigation. While well-intentioned, issuance of a green bond by an investment-grade sovereign has no environmental impact, leaves funding costs unchanged,...

How does convenience yield interact with sovereign risk and the supply of government bonds? We propose a model of sovereign debt and default in which convenience yield arises because investors are able to pledge government bonds as collateral on financial markets. Convenience yield is dependent...

Acknowledging the potential detrimental impact that twin-deficits may have on sovereign risk, this study uses a two-step approach to assess the impact of fiscal and external sustainability on sovereign risk dynamics for a panel of 27 European Economies between 2001Q4 and 2022Q3. To do so, we...