Excerpt from Researches Into the Mathematical Principles of the Theory of Wealth In preparing the work for the press, important aid has been rendered by Mr. John M. Gaines, of the graduate department of Yale University. Mr. Thomas G. Barnes, Mr. James 0. Moore, and especially Mr. William B. Bailey, also students at Yale, have contributed materially in the formation of the bibliography. Grateful acknowledgments are due to the many other persons who have supplied biblio graphical data, and in particular to Professors Pantaleoni, Walras, Pareto, and Edgeworth. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.