"This paper relaxes some key assumptions in the probabilistic approach to fiscal sustainability. First, the authors identify structural breaks over the sample period used to estimate the covariance matrix of the shocks to the debt ratios. Second, the assumption of normality of the shocks is...

"Oil and mineral revenues raise national savings and hence facilitate investment, capital accumulation, and sustained growth; thus, there are benefits of owning large natural resources. There can be a significant spillover effect from the oil sector to the non-oil sector particularly if...