Seen through the rule of law, tariffs, subsidies, licensing restrictions, and selective regulations are not merely economic interventions; they are legal privileges. These policies do not merely manage economic activity in a neutral fashion; they use political power to protect some people from competition while forcing others to bear the costs. Economic liberty is not simply a demand for lower taxes or fewer regulations. It is the demand that rules be general rather than arbitrary.
https://www.cato.org/blog/economic-liberty-begins-where-government-privilege-ends