@第{zbMATH07704523条，作者={He，Yong and Kong，Xinbing and Trapani，Lorenzo and Yu，Long}，标题={矩阵序列的单向或双向因子模型？}，FJournal={计量经济学杂志}，期刊={经济杂志}，ISSN={0304-4076}，体积={235}，数字={2}，页码={1981--2004}，年份={2023}，语言={英语}，DOI={10.1016/j.jeconom.2023.02.008}，关键词={62-XX，91-XX}，zbMATH={7704523}}