Many social science disciplines suffer from a tradition of tolerating vaguely formulated theoretical claims. The authors report a case study of the explanatory claims made in an emerging knowledge-based theory of clusters proposed by the economic geographers Malmberg and Maskell. In doing so...

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Geographical economics is a recent approach in economics aiming at introducing the 'role of space' into the mainstream of the discipline. Though interested in similar issues, economic geographers strongly criticise geographical economics. This paper puts such criticisms under scrutiny, taking...