最終更新日：2024/08/01
(economics) A sector of a nation's economy that is illegally undeclared and undocumented due to cash payments or tax avoidance
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black economy
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(economics) A sector of a nation's economy that is illegally undeclared and undocumented due to cash payments or tax avoidance
black economy
DiQt（ディクト）
無料
★★★★★★★★★★
