Effects of Application of Quality Assurances Certification at Farm Level on the Probability to Implement Traceability for Agricultural Products towards Global Markets: Evidences from Farmed-Shrimp in Mekong Delta, Vietnam - Nguyen, Duc; Đông, Khưu; Hoa, Nguyễn; Matsuishi, Takashi (VNUHCM Journal of Economics, Business and Law, 2021)