From: Alejandro Valle Baeza (valle@SERVIDOR.UNAM.MX)
Date: Thu May 04 2006 - 20:13:07 EDT
Jerry Levy wrote: > > I recommend: > > "Robust correlations between prices and labour values: a comment" by > > W. Paul Cockshott and Allin Cottrell in Cambridge Journal of Economics > > 2005, 29, 309-316 > > "The paper addresses Kliman's criticisms of the observed > correlations between > > prices and labour values. It argues that the notion of spurious > correlation is not > > relevant in this case. It examines Kliman's own simulations and > shows that his > > statistical correction techniques involve dividing through by the > signal to > > leave the noise." (my emphasis) > > It is clear like water to me. > > > > Alejandro, Paul and Allin, > > A question: is "dividing through by the signal to leave the noise" a > common or > uncommon problem in articles published by scholarly journals? Are > there any other > examples that you can think of from heterodox economics or Marxian > journals? > > In solidarity, Jerry > > PS: Alejandro, to say "it is clear as water" to not so clear > nowadays in an epoch > of history in which much of the world's water supply is polluted. > Water often > _appears_ to be clear to the naked eye but an examination under a > microscope or > a chemical analysis will often reveal something less clear. Jerry, I know many misuses of Statistics but no other one like Kliman error. Yours Alejandro -- Posgrado Facultad de Economía Av. Universidad 3000 Circuito interior México 04510, DF México Tel. 55-56222148 fax 55-56222158 Página web: http://usuarios.lycos.es/vallebaeza
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