Economic freedom is an essential requisite for political freedom. By enabling people to cooperate with one another without coercion or central direct… - Milton Friedman

As liberals, we take freedom of the individual, or perhaps the family, as our ultimate goal in judging social arrangements. Freedom as a value in this sense has to do with the interrelations among people

"One feature of the voucher plan that has aroused particular concern is the possibility that parents could and would "add on" to the vouchers. If the voucher were for, say, $1,500, a parent could add another $500 to it and send his child to a school charging $2,000 tuition. Some fear that the result might be even wider differences in educational opportunities than now exist because low-income parents would not add to the amount of the voucher while middle-income and upper-income parents would supplement it extensively."

You cannot simultaneously have free immigration and a welfare state. ... I am in favor of the unilateral reduction of tariffs, but the movement of goods is a substitute for the movement of people. As long as you have a welfare state, I do not believe you can have a unilateral open immigration. I would like to see a world in which you could have open immigration, but stop kidding yourselves. On the other hand, the welfare state does not prevent unilateral free trade. I believe that they are in different categories.