@article{Jushan Bai:9, author = {Jushan Bai,Xu Han}, title = {Structural Changes in High Dimensional Factor Models}, publisher = {Front. Econ. China}, year = {2016}, journal = {Frontiers of Economics in China}, volume = {11}, number = {1}, eid = {9}, numpages = {30}, pages = {9}, keywords = {factor models;structural changes;break date}, url = {https://academic.hep.com.cn/fec/EN/abstract/article_16639.shtml}, doi = {10.3868/s060-005-016-0003-9} }