Tax reform is an urgent priority, as Japan needs as much as 5% to 6% of GDP of additional government revenue just to stabilise public debt, which has risen to 180% of GDP. In addition to raising revenue, tax reform should promote economic growth, address the deterioration in income distribution...

Korea has one of the lowest tax burdens in the OECD area, reflecting its small public sector. However, rapid population ageing will put upward pressure on government spending. The challenge is to meet the long-run need for greater expenditures and tax revenue while sustaining strong economic...