After the run on the dollar of 1979–80, the United States adjusted its monetary policy and instituted other measures so it could begin competing aggressively for capital on a global scale. This was successful, as can be seen from the current account of the country's balance of payments. Enormous capital flows to the United States had the corollary of dramatically depleting the availability of capital to poor and middling countries. Giovanni Arrighi has observed that this scarcity of capital, which was heralded by the Mexican default of 1982,