Technical Efficiency Analysis of Agricultural Production of BRIC Countries and the United States of America: A Copula-Based Meta-Frontier Approach. - Jianxu Liu; Yangnan Cheng; Sanzidur Rahman; Songsak Sriboonchitta (Structural Changes and their Econometric Modeling, 2019)

Dependence of Financial Institutions in China: An Analysis Based on FDG Copula Model. - Yangnan Cheng; Jianxu Liu; Mengjiao Wang; Songsak Sriboonchitta (IUKM, 2020)

The Role of Risk Forecast and Risk Tolerance in Portfolio Management: A Case Study of the Chinese Financial Sector. - Jianxu Liu; Yangnan Cheng; Xiaoqing Li; Songsak Sriboonchitta (Axioms, 2022)