From Green Whiskers

Cluster markets: what they are and how to test for them

Posted in: Reports / Papers

By Henry Ergas
January 13, 2000

Although markets are usually defined in terms of opportunities for demand and supply-side substitution, there are numerous instances in which competition centres on the sale of packages of items which are economically distinct but in some sense complementary. Subject to certain conditions being met, the package involved can be viewed as constituting the relevant market, which is then conventionally referred to as a "cluster market"... more. (pdf, size 45kb)