Economists actually don't do that. They only use math. It's why they always get it wrong- they ignore the social sciences.
That's not true at all, first of all economics is a social science, secondly I think what you think is ignored is the whole branch of behavioural economics.
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That's not true at all, first of all economics is a social science, secondly I think what you think is ignored is the whole branch of behavioural economics.