Bogachan Celen

Photo of Bogachan Celen

Associate Professor

Finance and Economics

BA & BS, BoğaziçI University, 1998; MA, New York University, 2001; Ph.D., 2004

Year joined: 2004

E-mail: bc2132@columbia.edu


ideas at work | featured research

Stephen Zeldes

How Big Is the Social Security Shortfall?

How should the Social Securty shortfall be measured? Professor Stephen Zeldes argues that any valuation of the trust fund must accurately account for risk, and proposes a way to do just that.

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