There is a consensus among economists that protectionism has a negative effect on economic growth and economic welfare, while free trade, deregulation, and the reduction of trade barriers has a significantly positive effect on economic growth.
Terdapat konsensus di kalangan ahli ekonomi bahwa proteksionisme berdampak buruk terhadap pertumbuhan ekonomi dan kesejahteraan, sementara perdagangan bebas, deregulasi dan reduksi hambatan perdagangan akan berdampak positif terhadap pertumbuhan ekonomi.