With respect, I believe you're making a leap in inference that isn't justified, at least by the abstract. Again, the abstract states
harsher punishment of wrongdoers (Studies 1 and 4), less support for public aid for disadvantaged groups (Study 2), and less financial backing for policies that benefit marginalized groups in society (Study 3)
In Studies 1 and 4, "wrongdoers" doesn't necessarily mean "minority". Similarly, in Study 2, while it's true that in the United States certain minority groups then to have a higher percentage of representation in economically disadvantaged groups, there
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