a priori

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a priori

adj. known to be true, independently of the subject under debate. Economists frequently develop their theoretical models by reasoning, deductively, from certain prior assumptions to general predictions.

For example, operating on the assumption that consumers behave rationally in seeking to maximize their utility from a limited income, economists’ reasoning leads them to the prediction that consumers will tend to buy more of those products whose relative price has fallen. See ECONOMIC MAN, CONSUMER EQUILIBRIUM

References in periodicals archive ?
"In Defense of Extreme Apriorism," Southern Economic Journal 23, no.
In the absence of robust polarization methodology, any statement about the rooting of the ToL shouldbe considered suspect or subject of apriorism. Here we show that information derived from a genomic structural and functional census of millions of encoded proteins and RNAs coupled with process models that comply with Weston's generality criterion provide the means to dissect the origins of diversified life.
van Dun, Frank (2003), "Bayesianism and Austrian Apriorism," PhilPapers.
However, failing to discuss both contradictory historical descriptions of how experience as a concept has been used, and criticisms of Weber's classical study, (7) the argument seems to be, in the terms defined by Hutchinson, Read and Sharrock, tendentious and a case of apriorism "to be committed to something--a method or the relevant explanatory factors in one's explanation of social action--prior to ones investigation" (Hutchinson et al.
Herbener (Boston, MA: Dordrecht 1992); Ludwig von Mises, Theory and History: An Interpretation of Social and Economic Evolution (New Rochelle, NY: Arlington House, 1969); Thorsten Polleit, "Mises's Apriorism Against Relativism in Economics," accessed online at: http://blog.mises.org/archives/008051.asp; Murray N.
If the relationship between the mainstream punitive apriorism and restorative justice is not understood unambiguously, the two cannot be compared adequately.
"Hoppe on Falsificationism, Empiricism, and Apriorism and Protophysics." Mises Economics Blog.
In Defense of "Extreme Apriorism." Southern Economic Journal 23 (January): 314-20.
Similarly, one source is the belief that the ship's mast experiment is a typical Galilean example of the fact that "many of the 'experiences' or 'experiments' used in the arguments about the motion of the earth are entirely fictitious." (8) Feyerabend's account is also a version of apriorism. However, instead of combining apriorism with mathematicism and Platonism, Feyerabend combines it with rhetoricism and anarchism.
(16) In a second paper, published in 1928, Heller goes on to say that Kelsen's 'formalistic apriorism', reflected in his reformulation of the doctrine of the state in terms of 'conceptual relations', counts as a 'symptom of the very juridico-rationalistic view whose representative par excellence today is Kelsen'.
(67) Isn't this the apriorism that Carroll decries in others?
HAACK, "Between the Scylla of Scientism and the Charybdis of Apriorism", en The Philosophy of P.