This report presents the results from a new model for projecting growth of OECD and major non-OECD economies over the next 50 years as well as imbalances that arise. A baseline scenario assuming gradual structural reform and fiscal consolidation to stabilise government-debt-to GDP ratios is...

This paper was prepared in support of Japan’s G20 Presidency. It takes stock of ongoing and projected population ageing across G20 economies and its far-reaching implications for economic growth, productivity, inequality within and between generations and the sustainability of public finances....