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slacktivism
The search for the ultimate feel-good that derives from having come to society's rescue without having had to actually gets one's hands dirty or open one's wallet.
It's slacktivism that prompts us to want a join a boycott of designated gas companies or eschew buying gasoline on a particular day rather than reduce our personal consumption of fossil fuels by driving less.
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Source: Urban Dictionary:  http://www.urbandictionary.com/define.php?term=slacktivism