Despite assuming zero direct involvement of the U.S. in the BRI, “the U.S. gains from the boost to world GDP are such that in absolute terms.” In fact, the researchers argued that “the U.S. is the second largest beneficiary. Our calculations suggest that the BRI will leave US GDP in 2040 $401 billion higher, a boost of 1.4%.”
https://finance.yahoo.com/news/china-new-silk-road-us-192303366.html