People Moves: New Unit at American Express

American Express names former Thomson Reuters executive Ed Jay to lead a new global information analysis and consulting business, American Express Business Insights [American Express, via BW]

Citigroup taps Willem Buiter, an outspoken LSE professor and former Bank of England policy maker, to the long-vacant post of chief economist [Bloomberg News]

Michael Parker joins M.R. Beal as a VP to lead the firm's expansion into international equity trading [M.R. Beal, via BW]

Brewer Investment Group names compliance executives for its broker-dealer and investment advisory divisions [Brewer Investment Group]

Aquila Investment Management hires James Thompson, formerly with Wells Fargo and First Security Bank in Salt Lake City, to co-manage its Utah municipal bond mutual fund [Aquila, via BW]

'Steve Jobs Syndrome:' What Happens if Dimon Leaves J.P. Morgan? [WSJ]

Fred Joseph, who presided over Drexel Burnham Lambert during the Milken era and later led middle-market investment bank Morgan Joseph & Co., died Friday at 72 [Morgan Joseph]