Wikimedia
Wikipedia: Marginal Utility
This website discusses the concepts of marginal utility and value, with references made to such economic philosophers as Adam Smith, Karl Marx, and David Ricardo.
Wikimedia
Wikipedia: Labor Theory of Value
This article discusses the labor theory of value as described by Karl Marx, Adam Smith, and David Ricardo.
University of Nebraska Omaha
Uno Center for Economic Education: Great Economists and Their Times [Pdf]
Index of influential economists and leading schools of economic thought, 1750-1950. Includes brief biographical information, a timeline, and summaries of different economic theories of the time.
Hartford Web Publishing
World History Archives: Comparative Advantage Today
This article from Hartford Web Publishing applies the concept of Comparative Advantage in today's world. Discussion of import and export explains how obstacles can be overcome.
Internet History Sourcebooks Project
Fordham University: Modern History Sourcebook: The Iron Law of Wages, 1817
Text written by David Ricardo, an English banker and an important early economist, on the nature of wages.
Curated OER
Virtual Economy: David Ricardo: Theories
This site discusses the two theories that Ricardo created. The Distribution theory and the International Trade theory (Comparative) are explained in detail.
Other
Bristol University: Toynbee's Lectures on the Industrial Revolution in England
A series of lectures on the Industrial Revolution, written by one of the most famous economic historians of the nineteenth century.
Curated OER
Biz/ed: David Ricardo (1772 1823)
This site from Biz/ed gives the biography on David Ricardo.
McMaster University
David Ricardo: The Principles of Political Economy & Tax
This is an online version of Ricardo's text. Chapters from his text are given in groups.
Internet History Sourcebooks Project
Fordham University: Modern History Sourcebook: David Ricardo: The Iron Law of Wages, 1817
A description of the Iron law of Wages in 1817.
Other
Iang's Library: David Ricardo: The Theory of Comparative Advantage
This page covers the theory of comparative advantage, biographical details and theories of the 19th century economist David Ricardo, and additional resources.