The attack on economics sprang rather from a dislike of the application of scientific methods to the investigation of social problems. The existence … - Friedrich Hayek

There mere idea that the planning authority could ever possess a complete inventory of the amounts and qualities of all the different materials and instruments of production of which the manager of a particular plant will know or be able to find out makes the whole proposal a somewhat comic fiction. Once this is recognised it becomes obvious that what prices ought to be can never be determined without relying on competitive markets.

What all this amounts to, then, is that the Rule of Law requires that administrative discretion in coercive action (i.e., in interfering with the person and property of the private citizen) must always be subject to review by an independent court which is not an instrument of, or even privy to, the aims of current governmental policy; that its review must in all such instances extend to the substance of the administrative act and not merely to the question whether it was infra or ultra vires; and that, if such a court finds that the rights of private citizens have been infringed, it will assess damages just as if the right of this person had been violated by another private citizen. This, in addition to the familiar requirements of generality, equality, and certainty of the law is really the crux of the matter, the decisive point on which it depends whether the Rule of Law prevails or not.

The more the state "plans" the more difficult planning becomes for the individual.