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For much of the LDP 's history in power this system has worked well , either because Japan 's consistently impressive economic performance has not required the formulation of radical policy , or because a skilful powerbroker , such as the late Keizo Obuchi , was able successfully to coordinate the party 's factions . In order to fulfill its mandate from the public within an economic and financial environment undergoing significant changes both domestically and internationally , the Bank needs to ensure that it provides high-quality central banking services and that its organizational management is geared toward further improving its overall efficiency and functioning . In any event , the proposed amendments and exemptions are unlikely to have a significant economic impact upon such entities , if any . Given that maintaining the zero interest rate environment in that situation might result in large swings in economic activity and prices in the future , members judged that it would be appropriate to adjust the level of the policy interest rate at the MPM so that a desirable course of economic activity and prices would be maintained . The thought that Harlem , after years of neglect from private investors and major corporations , is suddenly primed for an economic explosion seems a bit too good to be true .