This paper proposes a probabilistic approach to public debt sustainability analysis (DSA) using "fan charts." These depict the magnitude of risks-upside and downside-surrounding public debt projections as a result of uncertain economic conditions and policies. We propose a simulation algorithm...

A number of uncertainties about long-term expenditure commitments in industrial countries are examined: (i) the assumptions underlying the projections, (ii) the potential to further reduce non-age-related expenditures, (iii) the implicitly assumed absence of "shocks," and (iv) the potential for...

This paper proposes an approach to setting fiscal policy that factors in the longer-term budgetary pressures that countries face owing, in particular, to population aging and rising health care costs. The approach attempts to overcome the difficulties in evaluating economic trade-offs and social...