Evaluation of China's regional hospital efficiency: DEA approach with undesirable output. - Hsin-Hui Hu; Qinghui Qi; Chih-Hai Yang (J. Oper. Res. Soc., 2012)

E-commerce, R&D, and productivity: Firm-level evidence from Taiwan. - Ting-Kun Liu; Jong-Rong Chen; Cliff C. J. Huang; Chih-Hai Yang (Inf. Econ. Policy, 2013)

Produce patents or journal articles? A cross-country comparison of R&D productivity change. - Chiang-Ping Chen; Jin-Li Hu; Chih-Hai Yang (Scientometrics, 2013)

Measuring the efficiency of NBA teams: additive efficiency decomposition in two-stage DEA. - Chih-Hai Yang; Hsuan-Yu Lin; Chiang-Ping Chen (Ann. Oper. Res., 2014)

Academic research resources and academic quality: a cross-country analysis. - Pin-Hua Lin; Jong-Rong Chen; Chih-Hai Yang (Scientometrics, 2014)

Heterogeneity in industry-university R&D collaboration and firm innovative performance. - Jun-You Lin; Chih-Hai Yang (Scientometrics, 2020)