Tim Pawlenty, the former Minnesota governor and possible 2012 presidential candidate, has called for setting an explicit national goal for economic growth.

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After pressuring Governor Masaaki Shirakawa, the Bank of Japan came through, setting a formal 2% inflation target (CPI contracted 0.2% in 2012) and unveiling a new open-ended asset purchase program (QE).

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The BOE's next governor told a parliamentary committee that the U.K. should debate its methods of setting monetary policy, though he sounded skeptical notes about any radical changes.

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The governor praised Mr Clements' track record, saying he had found ways of improving prison safety and setting up programmes that helped offenders reintegrate successfully after leaving prison.

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"Sometimes the governor has a role to play from a leadership position, just in making sure things get done, setting a deadline and providing a little encouragement, " Mr. Cuomo said.

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As a debater in the presidential setting, Perry has far less experience than many of those in the race, especially former Massachusetts Governor Mitt Romney.

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