Manoel Galdino Pereira Neto writes: "Marx in Das Kapital did not considered value as an objective, intrisinc quality inherent in things." I think that nobody did. It is not in the genes of the beaver that it need twice as much time to be caught than a deer. This was a fiction by Mises and I think that it demonstrates very well the uses in which the term "fallacy" has been put into. Nicholas J. Theocarakis