protectionist policies might work if there is only one 1st world country and one 3rd world country, but America's share of world gdp is shrinking rapidly and an

protectionist policies might work if there is only one 1st world country and one 3rd world country, but America's share of world gdp is shrinking rapidly and an attempt to preserve their lead via protectionism is likely to backfire as they isolate themselves from the world economy.