How does the United States use its enormous power in the world? According to the author, the United States furnishes to other countries the services that governments provide within the countries they govern. He describes the contributions that American power makes to global security and prosperity, the shortcomings of American foreign policy, and how other countries have come to accept, resent, and exert influence on America's global role. And he assesses the prospects for the continuation of this role, which depends most importantly on whether the American public is willing to pay for it