MULYONO, Sri; KASWOTO, Junet; RAHMIYANTI, Sev; OCTASYLVA, Annuridya Rosyidta Pratiwi; PRASETYO, Fitria Madaniah; SUDARMANTO, Eko. The Influence of Transaction Costs and Opportunistic Behavior on MSME Sustainability through Operational Efficiency in Indonesia. The Es Economics and Entrepreneurship, [S. l.], v. 4, n. 03, p. 380 – 392, 2026. DOI: 10.58812/esee.v4i03.979. Disponível em: https://esj.eastasouth-institute.com/index.php/esee/article/view/979. Acesso em: 2 may. 2026.