LAUGHLIN, James Laurence, political economist, born in Deerfield, Ohio, 2 April, 1850. He was graduated at Harvard with the highest honors in 1873, after which he taught in Boston for five years. In 1878 he was appointed instructor in political economy in Harvard, and in 1883 he became professor of this branch. In 1876 he received the degree of Ph. D. from Harvard, presenting a thesis on " Anglo-Saxon Legal Procedure," which was published in "Essays of Anglo-Saxon Law " (Boston, 1876). He is a member of the International institute of statistics, and other societies, and is correspondent for the "Vierteljahrschrift fur Volks-wirthschaft," of Berlin. He has contributed reviews mid papers upon economic and political subjects to periodicals, mid published a new edition of John Stuart Mill's " Principles of Political Economy," abridged, with bibliographical, explanatory, and critical notes, and a sketch of the history of political economy (New York, 1884; 3d ed., 1886); "The Study of Political Economy: Hints to Students and Readers" (1885); "The History of Bimetallism in the United States" (1885); and "The Elements of Political Economy, with Some Applications to Questions of the Day" (1887).