books.google.com - Adam Smith revolutionized economic theory with his 1776 work An Inquiry to the Nature and Causes of the Wealth of Nations. He proposed rules governing labor, supply, and demand; and describes division of labor, stockpiling of wealth, lending, and interest. Smith also discusses how economies lead to opulence....http://books.google.com/books/about/An_Inquiry_Into_the_Nature_and_Causes_of.html?id=I8KvaDNqpZ4C&utm_source=gb-gplus-shareAn Inquiry Into the Nature and Causes of the Wealth of Nations