By 1997, the four largest firms of each commodity were processiong nearly half or more or all meat products
![By 1997, the four largest firms of each commodity were processiong nearly half or more or all meat products](/webdocs/charts/59628/feature-kandel-fig02_768px.gif?v=9302.4)
By 1997, the four largest firms of each commodity were processiong nearly half or more or all meat products
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