Sanctions have a long history of failure. The US government's recent sanctions on Iran will likely be no different, but they will certainly be harmful to the Iranian people.
Liberalism conceives of freedom as the absence
of constraint, but Hegel's definition is more
expansive. And, of course, the state is a necessary condition for it.
Values of goods are not static things that can be used for central planning. Values apply only to a particular transaction at a particular place and at a given time by human beings.
Mathematics enjoys the prestige of being truly “scientific,” but it is difficult to mathematize the messy and fuzzy uncertainties and inevitable errors of real world entrepreneurship and human actions.