ii PREFACE. lusion which has formerly misled, to trace the process of error, to mark the particular point where inquiry departed from the right path, or where the unperceived fallacy, which has vitiated a train of reasoning, first insinuated itself into the argument. The science cannot yet be exhibited as a regular and perfect structure. The rubbish must be removed, the ground cleared, the scaffolding taken down, and all unnecessary and cumbrous appendages must be discarded, before the building can rise upon the eye in that simple beauty in which it is destined hereafter to appear. The writer, on whose doctrines the following treatise principally animadverts, is generally regarded as the ablest economist of his day. It has been unfortunate, perhaps, for Mr. Ricardo’s ultimate reputation, and certainly for the science which he cultivated, that his admirers have extolled him beyond the sobriety