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Jushan Bai (born ca. 1957) an American economist, and Professor of Economics at Columbia University and Dean of School of Finance at Nankai University, China.
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- Central to both the theoretical and the empirical validity of factor models is the correct specification of the number of factors.
- Jushan Bai and Serena Ng. "Determining the number of factors in approximate factor models." Econometrica 70.1 (2002): 191-221.
- Jushan Bai, Columbia University, Economics