A behavioral test of accepting benefits that cost others: associations with conduct problems and callous-unemotionality.
Sakai JT, Dalwani MS, Gelhorn HL, Mikulich-Gilbertson SK, Crowley TJ. A behavioral test of accepting benefits that cost others: associations with conduct problems and callous-unemotionality. PLoS One. 2012; 7(4):e36158.