GMAT Critical Reasoning (CR) | Re: One of the claims of laissez-faire economics

One of the claims of laissez-faire economics is that increasing the minimum wage reduces the total number of minimumwage jobs available. In a recent study, however, it was found that after an increase in the minimum wage, fast-food restaurants kept on roughly the same number of minimum-wage employees as before the increase. Therefore, laissez-faire economics is not entirely accurate.
Type - Assumption

(A) If laissez-faire economics makes an incorrect prediction about the minimum wage, then all
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