Argumentum ad crumenam is a logical fallacy of thinking a conclusion is correct because the person making the argument is rich. A logical fallacy is an error in logical argument which is independent of the truth of the premises. ...
Example:
If you're so smart, why aren't you rich?
I think Mary is a good role model. She's pretty rich so she must be doing something right.
This new law is a good idea. Most of the people against it are riff-raff who make less than $20,000 a year.
This fallacy is notably prevalent in art, movie, video game, or music criticism; in the form "you can try to criticize product X but it makes millions so you don't count".
The opposite is the argumentum ad lazarum. Argumentum ad lazarum is the logical fallacy of thinking a conclusion is correct because the subject of the argument is poor. ...
The circumstantial form of Argumentumad Hominem is committed when a person argues that his opponent ought to accept the truth of an assertion because of the opponent's particular circumstances.
ARGUMENTUMAD LAZARUM The fallacy of assuming that because someone is poor he or she is sounder or more virtuous than one who is wealthier.
This fallacy is the opposite of the argumentumadcrumenam.