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Economists study human behavior. "Nobody ever saw a dog make a fair and deliberate exchange of one bone for another with another dog," Adam Smith sniffed in The Wealth of Nations. The ability to "exchange one thing for another," he declared, "is common to all men, and to be found in no other race of animals."
The Secret Economic Lives of Animals 
Added a year ago by Amardeep S.
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The Secret Economic Lives of Animals 
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Economists study human behavior. "Nobody ever saw a dog make a fair and deliberate exchange of one bone for another with another dog," Adam Smith sniffed in The Wealth of Nations. The ability to "exchange one thing for another," he declared, "is common to all men, and to be found in no other race of animals."
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