In three sets of experiments involving 5,432 subjects, we show that agents make more errors when doing so allows them to justify selfish behavior. We show that errors relating to addition arise when they can help to justify selfishness but are eliminated when selfish motives are removed. In...

We investigate the impact of empathy and impulsiveness on charitable giving using a real donation experiment. We confirm that greater empathy predicts greater charitable giving. Contrary to recent literature, however, we find a significant negative relationship between impulsiveness and donation...