Abstract:To date, most studies of firm concentration have considered local markets and as a consequence they have exploited market size as a key determinant of the number of firms. We consider instead the case of intermediate goods producers, specifically agro-food processors, whose markets may be regional, national, or even international. For such firms the extent of their markets is indeterminate. However, changes in the size of their markets are likely slowly evolving-thus suggesting that changes in firm counts can … Show more
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