London, Macmillan, 1936. . First edition, first impression, 8vo; publisher's blue cloth, titles to spine gilt, contemporary ownership inscription to front free endpaper, dust jacket, rather marked and somewhat rubbed and missing pieces at the spine ends, otherwise very good; xii, 403pp., stock23 The first edition of Keynes' masterwork, scarce in dust-jacket. Written in the aftermath of the Great Depression, The General Theory is regarded as one of the most influential social science treatises of the century; it quickly and permanently changed the way the world looked at the economy and the role of government in society. This is the book 'on which [Keynes'] fame as the outstanding economist of his generation must rest' (DNB).After the 1929 crash, Keynes analysed the classical school of economists, 'and found them seriously inadequate and inaccurate. [...] A national budget, over and above its function of providing a national income, should be used as a major instrument in planning…