Is free trade mutually beneficial as argued by Orthodox Economists? Why are we witnessing an increasing shift towards bilateral and regional trade agreements (e.g., The CP Trans Pacific Partnership) rather than increasing participation in multilateral negotiations which include all WTO members.

Also Please read the attached article: Is free trade always the answer

https://www.theguardian.com/business/2018/aug/13/is-free-trade-always-the-answer