One way is, as you note, to cut wages to British or Spanish levels. Another is to eliminate "buy American" provisions and just buy Japanese trains. A third way

One way is, as you note, to cut wages to British or Spanish levels. Another is to eliminate "buy American" provisions and just buy Japanese trains. A third way is to cut labor usage down to international levels. A fourth would just be to hire foreigners to build/manage us trains as per their own standards.