Fig. 2: Final earnings the subjects obtained from the experiment (measured in Chinese renminbi).
From: Segregating socioeconomic classes leads to an unequal redistribution of wealth

In the segregated conditions, the subjects who could punish (CDP) earned double than what those who could not did (CD). (*) Means marginally significant, p = 0.048, *** means p < 0.001; error bars show standard errors of the means.