This work investigates the hypothesis of fiscal sustainability for 18 Latin American countries from 1991 to 2022. We applied a panel cointegration methodology to evaluate the existence of a long-term relationship between government revenue and expenditures, incorporating cross-sectional...

In 2020, in the context of the COVID-19 health crisis, the rules of the Stability and Growth Pact were temporarily suspended in the European Union. Nevertheless, the European Council and the European Parliament reached an agreement for the reactivation of these rules in 2024. A simple analytical...

Work requirements are perhaps the most controversial aspect of the Temporary Assistance for Needy Families (TANF) program, America's sole federal cash assistance program for lowincome families with children. In 2025, for the first time in nearly 20 years, the Fiscal Responsibility Act of 2023...

Empirical data are presented on expenditure inequality dynamics in Greece, how they evolved during a period of deep socio-economic crisis, and how they were sustained by inflation. A differentiated approach to expenditure inequalities is applied that reveals the size of contraction of total...

We build a model to study the interaction between default risk, policy changes, and financial frictions within a monetary union. The model features a centralised central bank and decentralised fiscal authorities. Countries have different reputations for fiscal stability, modelled as different...

The public-debt-to-GDP ratio in South Africa increased from 26 per cent in the 2008/09 fiscal year to 73.9 per cent in 2023/24, raising fears that fiscal policy is not sustainable. This raises the question: did the government take steps to arrest the increase in the debt-to-GDP ratio and regain...

We present a theory of determinants of sovereign debt stability on foreign and domestic markets. Besides the two traditional factors - debt size and output contractions, we highlight the role of the third factor: distortionary tax, which hinders the government’s ability to freely raise...