Citigroup (NYSE: C) Hires Goldman Sachs (NYSE: GS) Consultant as New Chief Economist Citigroup announced this morning that it has hired Willem

Buiter, who is currently a professor at the London School of Economics and a consultant for Goldman Sachs, as its chief economist beginning in January 2010.

Mr. Buiter will take the place of Lewis Alexander in Citigroup’s top economics post. Buiter will head the firm’s economic research unit and join the management team of Citigroup’s Citi Investment Analysis and Research group.

Andrew Pitt, Citi’s global head of Research & Analysis said in a statement, that “We are delighted that we have been able to attract a thought leader of Willem’s experience and track record to our global platform.”

Buiter is currently a professor of political economy at the London School of Economics. He is also a well-known economics commentator, a blogger, and currently does consulting work for Goldman Sachs. Buiter previously held posts at the European Bank for Reconstruction and Development as well as the Monetary Policy Committee of the Bank of New England

Citi’s Vice Chairmain, Hamid Biglari said in a statement that, “As one of the world’s most distinguished macroeconomists, Willem’s deep knowledge of global markets and economies, and emerging markets economies in particular, will be invaluable to our clients.”