Li, K., Qu, J., Wei, P., Ai, H. and Jia, P. 2020. Modelling technological bias and productivity growth: a case study of China’s three urban agglomerations. Technological and Economic Development of Economy. 26, 1 (Jan. 2020), 135-164. DOI:https://doi.org/10.3846/tede.2020.11329.