Hughes Hallett, Andrew J. (1989). «Econometrics and the Theory of Economic Policy: The Tinbergen–Theil Contributions 40 Years On». Oxford Economic Papers. 41 (1): 189–214. JSTOR2663189. doi:10.1093/oxfordjournals.oep.a041892
Hughes Hallett, Andrew J. (1989). «Econometrics and the Theory of Economic Policy: The Tinbergen–Theil Contributions 40 Years On». Oxford Economic Papers. 41 (1): 189–214. JSTOR2663189. doi:10.1093/oxfordjournals.oep.a041892