anchor: When the United States runs a trade deficit, foreigners buy less than a dollar's worth of U.S. goods and services with every dollar they earn on their exports sold to the United States.
positive: When the United State runs a trade deficit, foreigners buy less U.S. goods than they earn on exports to the U.S.
negative: When the United State runs a trade deficit, foreigners buy more U.S. goods than they earn on exports to the U.S.