Abstract:In many countries population ageing creates an implicit public debt. That is, if policies remain unchanged, the public debt will ultimately become unsustainable. This paper explores the optimal way to achieve debt sustainability. In particular, it asks when policy reforms should be made, how policies should be changed and which generations should make which contributions. As regards timing, we find that policy reform should anticipate future demographic change. As regards policy instruments, we find that optim… Show more
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