Abdul-Razak, N. A.; Ismail, N. H.; Karim, M. Z. A.; Abdul-Hakim, R.; Sharif, A. Does Energy Productivity Affect a Country’s Economic Efficiency? Evidence from Selected ASEAN Countries. JES 2026, 8 (1), 84-101. https://doi.org/10.32890/jes2026.8.1.5.