Due to a diversion in trade flows, Vietnam has so far emerged as the largest beneficiary of the Sino-U.S. trade war, gaining an estimated 7.9% of its gross domestic product from the new business, according to Nomura. “As tit-for-tat tariff hikes between the U.S. and China increase, so does the cost of importing from each other,” the economists wrote in a report. Other major beneficiaries are Taiwan, Chile, Malaysia and Argentina, which have benefited from additional exports to the U.S. and selling…