EARLY CLASSICAL AND NEO-CLASSICAL ECONOMICS
www.theshortrun.com/classroom/doctrines/classicals.html in the theshortrun.com
www.brainyencyclopedia.com/encyclopedia/c/cl/classical_economics.html in Brainy Encyclopedia
http://cepa.newschool.edu/het/schools/ricardian.htm on the Classical School
www.investopedia.com/terms/c/classicaleconomics.asp in Investopedia.com
www.tiscali.co.uk/reference/encyclopaedia/hutchinson/m0021737.html
www.encyclopedia.com/html/section/economics_FurtherEvolutionofClassicalEconomics.asp on the further development of classical economics into neo-classical economics
www.econlib.org/library/Enc/NeoclassicalEconomics.html on Neoclassical Economics in the Concise Encyclopedia of Economics
www.brainyencyclopedia.com/encyclopedia/n/ne/neoclassical_economics.html in Brainy Encyclopedia
"The Functions of Government" by John Stuart Mill in Samuelson, et. al. 1952 pages 71-73
"On Rent" by David Ricardo in Samuelson, et. al. 1952 pages 279-281
"Restraint on Foreign Imports" by Adam Smith in Samuelson, et. al. 1952 pages 335-342.