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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
" "Central to both the theoretical and the empirical validity of factor models is the correct specification of the number of factors.
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About Jushan Bai
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.