Governments and regional authorities often express the belief that the key to prosperity and economic expansion is related to the ability of countries to sustain regional clusters of competitiveness and innovation. The book reviews the most important conceptual approaches to the analysis of the...

Many industries are geographically concentrated. Many mechanisms that could account for such agglomeration have been proposed. We note that these theories make different predictions about which pairs of industries should be coagglomerated. We discuss the measurement of coagglomeration and use...