Leo Lewis, The Times: With recovery elusive, a population doddering into old age and perhaps a decade of deflation in prospect, Japan may start mulling the most radical monetary policy of all — the abolition of cash.

Unorthodox, untried and, said one Bank of Tokyo Mitsubishi strategist, “in the realms of economic science fiction”, the recommendation has nevertheless begun floating around Tokyo’s corridors of power and economists have described Japan as particularly suitable as a testing ground.

The search for more outré economic policies continues, despite the recent surge in the Nikkei 225 index.The market may be reflecting soaring Chinese investment, rising consumer confidence and other cheerful data but economists see few long-term beacons of hope for Japan.