VNU Journal of Economics and Business, Vol 1, No 2 (2021) 81 94 81 Review Article A 21 Year Review of Research on the Effect of Internationalization on Firm Financial Performance and Research Agenda Que Anh Tran*, Dut Van Vo Can Tho University, 3/2 Street, Ninh Kieu District, Can Tho City, Vietnam Received 22 March 2021 Revised 12 July 2021; Accepted 25 August 2021 Abstract The objective of this paper is to review the effect of internationalization on firm financial performance and to propose a[.]