@article{JIANG Jianmin:82, author = {[JIANG Jianmin]}, title = {How Does Interaction Between Internal and External R&D “Catalyze” Performance Growth of Digital Industry in China?—A Testing Based on Generation Mechanism of Heterogeneity }, publisher = {Journal of Beijing University of Posts and Telecommunications(Social Sciences Edition)}, year = {2023}, journal = {Journal of Beijing University of Posts and Telecommunications(Social Sciences Edition)}, volume = {25}, number = {4}, eid = {82}, pages = {82-90}, keywords = { performance; digital industry; differentiation; interaction between internal and external R&D }, doi = https://journalsk.bupt.edu.cn/EN/10.19722/j.cnki.1008-7729.2023.0048 }