1. Ajayi, P., & Ogunrinola, A. (2020). Growth, trade openness and environmental degradation in Nigeria.
2. Ali Z, Zaman Z, Ali M (2015) The Effect of International Trade on Carbon Emissions: Evidence from Pakistan. Journal of Economics and Sustainable Development 6(9):289–299
3. Anderson K (1996) Economic development, trade, and the environment; Australian Agricultural and Resource Economics Society . Conference (40th), Melbourne, Australia (No. 407-2016-25365)
4. Antweiler W, Copeland BR, Taylor MS (2001) Is free trade good for the environment? AER 91(4):877–908
5. Azhar U, Khalil S, Ahmed MH (2007) Environmental effects of trade liberalisation: a case study of Pakistan. Pak Dev Rev:645–655