This paper develops a methodology for estimating a safe public debt level that would allow countries to remain below a maximum sustainable debt limit, taking into account the impact of uncertainty. Our analysis implies that fiscal policy should target a debt level well below the debt ceiling to...

We quantify gains from introducing non-defaultable debt as a limited additional financing option into amodel of equilibrium sovereign risk. We find that, for an initial (defaultable) sovereign debt level equalto 66 percent of trend aggregate income and a sovereign spread of 2.9 percent,...

Debt levels, both private and public, were already at record highs before the Covid-19 pandemic, and surged further in 2020. The high indebteness raises concerns whether it will undermine future growth prospects. This paper contributes to the ongoing debate by examining what happens to economic...

This paper aims to provide guidance to issuers of sovereign ESG bonds, with a focus on Emerging Market and Developing Economies (EMDEs). An overview of the ESG financing options available to sovereign issuers is followed by an analysis of the operational requirements and costs that the issuance...

There are growing concerns that 25 years after the launch of the HIPC debt relief initiative, many low-income countries are again facing high debt vulnerabilities. This paper compares debt vulnerabilities in LICs today versus those on the eve of the HIPC Initiative and examines challenges to a...

How do oil price movements affect sovereign spreads in an oil-dependent economy? I develop a stochastic general equilibrium model of an economy exposed to co-moving oil price and output processes, with endogenous sovereign default risk. The model explains a large proportion of business cycle...

The last decade or so has seen a mushrooming of new sovereign debt databases covering long time spans for several countries. This represents an important breakthrough for economists who have long sought to, but been unable to tackle, first-order questions such as why countries have differential...

This paper examines the causes, processes, and outcomes of Barbados' 2018-19 sovereign debt restructuring-its first ever. The restructuring was comprehensive, featuring several rarely used approaches, including the restructuring of treasury bills, and the use of a retrofitted collective action...