Wellington Region economic profile

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Industry diversity: Wellington Region

The more concentrated a region or district’s economic activity is within a few industries, the more vulnerable it is to adverse effects, such as those arising from climatic conditions or commodity price fluctuations.

This section presents the Herfindahl–Hirschman Index (HHI) which measures the level of diversification of the Wellington Region economy. An index of 0 represents a diversified economy with economic activity evenly spread across all industries. The higher the index, the more concentrated economic activity is on a few industries.

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HHI Index in Wellington Region and comparator, 2000 - 2019

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