We also used NIPA data to describe historical trends in (1) U.S. national saving by component, (2) domestic and foreign investment in the United States, and (3) the U.S. net international investment position.
 NIPA data did not show historical trends in domestic and foreign investment in the United States.
mnli hypothesis:  NIPA data did not show historical trends in domestic and foreign investment in the United States. premise: We also used NIPA data to describe historical trends in (1) U.S. national saving by component, (2) domestic and foreign investment in the United States, and (3) the U.S. net international investment position.