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The Effective Space of Party Competition
2007
Social Science Research Network
A conventional triangle display recommended by major authors has begun to be widely used for studying the patterning of party scores at constituency level across general elections. We show that it is systematically misleading in several ways and should not be further employed. To replace it we introduce the improved concept of 'effective competition space' (ECS) defined as the space of all feasible combinations of party vote shares, given the 'number of observable parties' (N op ) (defined as
doi:10.2139/ssrn.1078128
fatcat:fiwzkbdlybbmhfabms3fdsg55i