Canadian International Merchandise Trade (Customs Basis)

Domestic export concentration of economy, category

Domestic export concentration refers to a ration that measures export concentration based on the Herfindahl-Hirschman Index, which results in values between 0 and 1. A value that is close to 1 (Maximum concentration) indicates a very concentrated portfolio of export products (or of market). On the contrary, values closer to 0 reflect a more equal distribution of export product (or market) shares.

Economy refers to the entire set of resident institutional units. It is divided into sectors that consists of groups of resident institutional units. An institutional unit is resident in a country when it has a centre of economic interest in the economic territory of that country. It is said to have a centre of economic interest when there exists some location - dwelling, place of production or other premises - within the economic territory on, or from, which it engages, and intends to continue to engage, in economic activities and transactions on a significant scale either indefinitely or over a finite period of time.

The data for this variable are reported using the following classifications and/or lists:

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