Allin wrote > It's a statistical issue. If you want to know, How much SNLT did > worker X perform in the last 2 hours? then there may well be no > good answer (although if X is working in a production line context, or > otherwise closely supervised, and if she's working for an employer of > roughly average profitability, then "2 hours worth" is probably not > too far off). But if the question is, How much SNLT is embodied in, > say, a Ford Taurus, then the clock-time measure is quite reasonable: > the car embodies a wide variety of different sorts of labour, and, in > the absence of information to the contrary, it's reasonable to suppose > that divergences between actual hours spent and SNLT will roughly > cancel out. > My question is : Fist of all, we need to measure the divergence between actual hours spent and SNLT. How can you know that divergences will roughly cancel out without measuring the divergences itself? It looks not so much an explanation as a presupposition to me. Answering Jerry's question in the way above is guilty of circular reasoning, I think. Dong-Min Rieu Dept. of Economics, Chungnam National University 220 Kung-Dong, Yusong-Gu, Taejon 305-764, Korea(S.) rieudm@cnu.ac.kr http://business.cnu.ac.kr/~dmryu
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