Sectorvariaties
Sectorvariaties is a statistical concept used to describe the degree of variation in economic activity across sectors within a region, country, or city. It is often used to assess the structure of an economy and how diversified or specialized it is. The term is more common in regional economics and appears in Dutch- and German-language literature as Sectorvariaties or sectorvariations; there is no universal formal definition, and the term is generally used descriptively rather than as a standardized index.
Methodology commonly involves calculating the variance of sectoral shares of employment or output, using official statistics
Applications include informing regional development policy, assessing economic resilience to shocks, and guiding investment planning. Policymakers
Limitations include sensitivity to the level of sector granularity, data quality, and reclassification of sectors over
See also: economic diversification, sectoral composition, diversification indices, and standard industry classifications such as ISIC, NACE,