Composite Index of Leading Indicators used to predict the direction of the economy's movements in the months to come.

Countries may develop unsustainable financial bubbles or otherwise mishandle their national economies, and forex speculators made the inevitable collapse happen sooner. A relatively quick collapse might even be preferable to continued economic mishandling.

Panama and El Salvador have declared U.S. currency to be legal tender, and from 1791-1857, Spanish silver coins were legal tender in the United States.