“I shall argue that Keynesian macroeconomics neither asserts nor requires nominal wage and/or price rigidity. It does assert and require that markets not be instantaneously and continuously cleared by prices.”
"Price Flexibility and Output Stability: An Old Keynesian View" (1993)
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James Tobin 22
American economist 1918–2002Related quotes
http://www.qern.org/en/robert-fisk-on-anonymous-internet-cowards-like-david-toube/.

1970s-1980s, "Rationality of Self and Others in an Economic System", 1986

Source: The Principles of Political Economy and Taxation (1821) (Third Edition), Chapter XVII, Taxes on Other Commodities, p. 161 (see also.. Consumption Tax)

“If a rise in wages does not raise prices, a fall will not reduce them.”
Source: An Essay on Marxian Economics (Second Edition) (1966), Chapter X, Real And Money Wages, p. 89

"Price Flexibility and Output Stability: An Old Keynesian View" (1993)

Patheos, A Letter to a Certain Christian http://www.patheos.com/blogs/reasonadvocates/2013/10/12/a-letter-to-a-certain-christian/ (October 12, 2013)
Robert J. Gordon, The Phillips Curve Now and Then. (1990).

Alan S. Blinder, in Conversations with Economists (1983) by Arjo Klamer