00395nam a2200121Ia 4500008004100000020001500041082002100056100001900077245005800096260003700154300002100191490006100212260218b        |||||||| |||| 00| 0 eng d  a012464550X  a330.018bM149.ME  aMachlup, Fritz  aMethodology of economics and other social sciencesb/  aNew York:bAcademic Press,c1978  axiv, 567p. Index  aEconomic theory, Econometrics and Mathematical Economics