Analyze the development of the concept of profits in Adam Smith, Ricardo, and Marx.

analysis these concept form these three books. 1) The Essential Adam Smith (EAS in outline; edited by Heilbroner), ISBN: 9780393955309 2) David Ricardo’s Principles (the Prometheus Great Minds edition is the cheap one, but it doesn’t include Sraffa’s introduction!) ISBN: 9780865979659 3) Karl Marx’s Capital (Penguin Classics) ISBN: 9780140445688