
People of the same trade seldom meet together, even for merriment and diversion, but the conversation ends in a conspiracy against the public, or in some contrivance to raise prices
An inquiry into the nature and causes of the wealth of nations. With notes, and an additional vol., by D. Buchanan - Volume 1, Página 215 http://books.google.com.br/books?id=l2EUAAAAQAAJ&pg=PA215, Adam Smith, David Buchanan - 1814
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