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Study: Even Rats Have Regrets After Passing Up A Good Deal

Ah, buyer’s remorse, that sinking feeling like maybe you shouldn’t have paid for that thing you just got. Or maybe you got a raw deal or passed up something you really wanted to settle for something else. That old ghost isn’t confined to haunting humans, researchers say — rats, too, can feel regret after passing up what they really want in the interest of another, less ideal deal with a shorter wait for satisfaction. [More]