For more than a decade, the Mexican government has played an active role advocating for millions of migrants abroad.

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And he has played an active role in such key organizations as the Preparatory Committee, the Beijing-appointed body on transition matters.

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Toward the end of the interview, Costolo found time to discuss the 2012 presidential campaign, in which Twitter has played an active role.

CNN: Mark Milian,

The state has played an increasingly active role.

ECONOMIST: Banks in emerging markets

She has testified twice as a Congressional expert witness on Crowdfunding and played an active role in the shaping and passage of the Crowdfunding Bill of the JOBS Act.

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