The social framework. An introd. to economics.A contribution to the theory of the trade cycle.Essays in world economics.The social framework. An introduction to economics.The social framework : an introduction to economics.Essasy in world economics.The problem of valuation for rating /The incidence of local rates in Great Britain /A revision of demand theory /The social framework of the American economy : an introduction to economics /The theory of wages /Value and capital : an inquiry into some fundamental principles of economic theory /