(ONLINE.WSJ) — President Barack Obama said Tuesday that he plans to nominate a Harvard University finance professor and a former private-equity executive to fill the two vacancies on the seven-member Federal Reserve Board, a White House official said.

The nominees are Jeremy Stein, 51 yeas old, an economist who did a five-month stint in the Treasury and White House in the early months of the Obama administration, and Jerome Powell, 58, who was undersecretary of the Treasury for domestic finance in the early 1990s during the George H.W. Bush administration.

If confirmed by the Senate, Mr. Stein, who earned a doctorate at …

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