单词	black economy
释义	black economy noun : illicit economic activity done in violation of official regulations By tax-avoidance and regulation-evasion, the "black economy" amounts to an unofficial but effective supply-side program. George F. Will, Springfield (Massachusetts) Union-News, 14 Sept. 1989 For instance, it taxed gross business income. Thus, tax bills could exceed net profits. So businesses became part of the black economy. And the government didn't know where to get revenue again. P. J. O'Rourke, Rolling Stone, 14 Nov. 1996 The heroin trade funded Pakistan's thriving black economy. Tariq Ali, The Duel, 2008 Word History First Known Use 1974, in the meaning defined above
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