“Ricardo, writing fifty years later than Smith, showed a greater insight into the working of the economic system; but as for the subtlety (whatever demerit there may be in that!) the Scot does not lose by comparison with the Jew.”
Source: A History of Economic Thought (1939), Chapter IV, The Classical System, p. 176
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Eric Roll, Baron Roll of Ipsden 24
British economist 1907–2005Related quotes

Novum Organum (1620), Book I
Context: It cannot be that axioms established by argumentation should avail for the discovery of new works, since the subtlety of nature is greater many times over than the subtlety of argument. But axioms duly and orderly formed from particulars easily discover the way to new particulars, and thus render sciences active.
Aphorism 24

1990s and later, "The Institutional Structure of Production" (1992)

Source: Essays In Biography (1933), Robert Malthus: The First of the Cambridge Economists, p. 148

James Tobin, in Conversations with Economists (1983) by Arjo Klamer
1970s and later

Chapter VIII http://utc.iath.virginia.edu/abolitn/abeslmca5t.html
1830s, An Appeal on Behalf of That Class of Americans Called Africans (1833)
Context: I do not know how the affair at Canterbury is generally considered; but I have heard individuals of all parties and all opinions speak of it—and never without merriment or indignation. Fifty years hence, the black laws of Connecticut will be a greater source of amusement to the antiquarian, than her famous blue laws.

“Writing is fifty years behind painting.”
Quoted in Brion Gysin: Tuning in to the Multimedia Age, ed. José Férez Kuri (Thames & Hudson, London, 2003), p. 153.

As Minister of Defence, Port Elizabeth NP Congress, 20 September 1976, as cited in PW Botha in his own words, Pieter-Dirk Uys, 1987, p. 49

In : John Cunningham Wood (1993), Léon Walras: The life of Léon Walras and perspectives on his thought. Taylor & Francis, p. 32-33.