Serfraz, Ayesha. “Foreign Direct Investment Inflows and Labor Productivity in Pakistan: A Sector-Wise Panel Cointegration Analysis”. Asian Journal of Economics and Empirical Research 5, no. 1 (June 1, 2018): 1–18. Accessed May 5, 2024. http://www.asianonlinejournals.com/index.php/AJEER/article/view/241.