Thru N-Deal there will be US$ 260Bn worth Contracts as per present estimates.
And GDP of USA, AND FOREX are different Things.
When in 1991, India exhausted its Forex, Indians had not stopped buying everything. Life was Normal. Only the RBI and others concerned knew that they cannot do biz with the Rest of the World.
USD 30Bn of Forex is a Huge Amount. And The Resultant Jobs Created make a Lot of Difference.