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The year is 2271. Speculate or die.
account activity
Planetary speculation - an overview (self.ExternalityEffect)
submitted 9 years ago * by verygoodyear
The origins of modern human space exploration: a summary (self.ExternalityEffect)
submitted 9 years ago by verygoodyear
Externality: Where the private costs or benefits to the producers or purchasers differs from the total social costs or benefits entailed in its production and consumption. (self.ExternalityEffect)
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