“ In line with the halo associated with green consumerism, people act more altruistically after mere exposure to green than conventional products. However, people act less altruistically and are more likely to cheat and steal after purchasing green products as opposed to conventional products. … Because purchasing green products affirms individuals’ values of social responsibility and ethical consciousness, we predict that purchasing green products will establish moral credentials, ironically licensing selfish and morally questionable behavior. ”

SSRN-Do Green Products Make Us Better People? by Nina Mazar, Chen-Bo Zhong