Kassenböhmer, Sonja C.; Haisken-DeNew, John P. - 2009
increased SAP payments controlling for income, whether or not they actually receive such payments (stigma and social jealousy … and stigma costs, whereas child benefits (Kindergeld) are seen to enhance life satisfaction over and above a simple income … effect. Further, own-earned income, over and above the SAP subsistence level is valued much higher than transfer payments at …