Recently some scientists ran an interesting test. They offered two communities of rats two different economies, as it were. One group had to forage for food. The other group had it already — piles of it — whenever they wanted. Then they ran a blood test and measured their stress hormones. The results were counterintuitive. The foraging group had normal stress levels but the fat-cat rats, who didn’t have to work, were all stressed out. Perhaps winning something is less stressful than trying to hold onto it.
This gives rise to behaviorist speculation. We have other tests to show that […]
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