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China has now officially supplanted Japan as the world’s second largest economy. The question for Japan is whether or not the country will continue to tumble down the list of the world’s great economies, or whether its politicians will return to a path of reform that can revive growth. That the ruling Democratic Party of Japan now seems trapped in a power struggle between Prime Minister Naoto Kan and party power broker Ichiro Ozawa suggests that serious economic reform is not at the top of the DPJ agenda.