Through fiscal reaction functions, we investigate fiscal sustainability for five European country-group panels and check for a change in fiscal behaviour after countries adopted the euro as their currency. Using annual data for the period between 1990 and 2021, we identify evidence of average...

The European Union is grappling with the challenge of increasing defence expenditure while maintaining fiscal discipline under the Stability and Growth Pact (SGP). The European Commission has proposed activating the national escape clause available under the SGP to accommodate defence spending...

We assess the drivers of fiscal sustainability in 20 OECD economies between 1950 and 2019. We find stable long-term relationships between government revenues and expenditures as well as between the primary budget balance and past public debt ratio for the full panel. Performing an expanding...

In the official models for projections and policy analysis used by the Treasury and the Social Security and Medicare Trustees, many key variables are assumed as a continuation of past trends. Even the Congressional Budget Office (CBO), with more sophisticated models, makes certain simplifying...