Trends in American Business

During the second agricultural revolution, U.S. agricultural productivity rose fast, especially due to the development of new technologies.

In 2009, the United States was the world's largest manufacturer, with $2.33 trillion in output, more than Germany, France, India, and Brazil combined.

Productivity improving technologies date back to antiquity, and have accelerated greatly of late.

Most of the U.S. economy is classified as services as of 2011 (agriculture 1.2%, industry 22.1%, services 76.7%).