VNU Journal of Economics and Business, Vol 1, No 4 (2021) 66 77 66 Original Article The Mediating Role of Job Satisfaction in the Relationship between Personality Traits and Organizational Commitment of Public Sector Employees in Hanoi City Nguyen Danh Nam1,*, Uong Thi Ngoc Lan2 1Hanoi University of Natural Resources and Environment No 41A, Phu Dien Road, Bac Tu Liem District, Hanoi, Vietnam Received 5 July 2021 Revised 03 November 2021; Accepted 25 December 2021 Abstract The study aims to analy[.]