Market Segmentation Index

Market segmentation index—or the Celli index of market segmentation, named after the Italian economist Gianluca Celli—is a measure of market segmentation. This Index, is a comparative measure of the degree of monopoly power in two distinctive markets for products that have the same marginal costs.

Read more about Market Segmentation Index:  Definition, From Lerner's Index To Market Segmentation Index (MSI)

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