Movements of Capital.
* Marx, "Capital," vol. ii., ch. xv.
* Baker, Monopolies and the People (Putnams).
"Socialism," Fabian Essays.
Macrosty, Trust and the State (Grant Richards). Ely, Monopolies and Trusts (Macmillan).
The Measure of Poverty.
*Giffen, Economic Inquiries and Studies (Bell).
Mulhall, Dictionary of Statistics (Routledge).
Bowley, National Progress in Wealth and Trade(King).
* Board of Trade Memoranda, British and Foreign Trade and Industrial Conditions [cd. 1761 and 2237].