Econometrica: Apr 1969, Volume 37, Issue 2
Some Tests of Stability in Interindustry Coefficients
David Simpson, James McGilvrayThe paper describes tests of the stability of three types of interindustry coefficients, industry-to-industry, commodity-to-industry, and commodity-to-commodity. Data for the first two tests are drawn from all sectors of the Irish economy, while the third test uses regression analysis to investigate sources of variation of material and labour input coefficients within one industry--shirtmaking.
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