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Economics
Lipsey, Richard George, (1975)
Lipsey, Richard George, (1972)
Investment principles
Johnson, Timothy E., (1978)
Post-Keynesian economic theory
Wells, Paul J., (1995)
Keynes's employment function and the marginal productivity of labor
Wells, Paul J., (1987)
"Mr Churchill" and the General theory
Wells, Paul J., (1986)