Synonyms for «trading zone»

Synonyms for individual words can be found below.

And the finance ministry is also being stricter on which goods bought online can be imported through free trade zones in 12 cities. (businessinsider.com.au)
Excellent article and really puts trading zones in perspective. (learntotradethemarket.com)
Obviously, one should allow for a bigger margin for error when trading zones as opposed to single lines. (colibritrader.com)
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