This election year has produced 17 Republican presidential candidates, which on its surface may appear to give the party a competitive advantage. Evolution, however, disagrees. A new study says the delicate balance of some, but not too much, competition optimally drives the evolution of decision-making strategies.
http://www.sciencedaily.com/releases/2015/09/150911140925.htm
Competition and decision-making: Too many candidates spoil the stew
11 September 2015
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