Park, Sambock, Imhyeon Kim, and Wooyoung Kim. “Investment Efficiency Between Listed And Unlisted Firms, And Big 4 Audit Firms’ Effect: Evidence From Korea”. Journal of Applied Business Research (JABR) 33, no. 6 (October 31, 2017): 1095–1112. Accessed July 17, 2024. https://clutejournals.com/index.php/JABR/article/view/10048.