Excerpt from The Elements of Economics, Vol. 1 of 2 Every one of the Great Sciences, in the course of its history, has undergone a complete transformation from the mode in which it was conceived by its founders and there is also; a stage at which it becomes necessary to introduce more powerful and refined methods of investigation, more com prehensive forms of expression, and more minute and exact observation. 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.