Japan's dramatic transformation from economic success to economic stagnation offers important policy lessons to advanced countries everywhere that are struggling with stagnation. The term 'Japanization' is often used by economists to describe long-term stagnation and deflation. Symptoms include...

Health spending has risen rapidly in Japan. We find two-thirds of the spending increase over 1990–2011 resulted from ageing, and the rest from excess cost growth. The spending level will rise further: ageing alone will raise it by 3½ percentage points of GDP over 2010–30, and...