The Constitution of Liberty was published in 1960. Law, Legislation and Liberty was published from 1973-1979, and is more libertarian than CoL. Hayek also wrote The Denationalization of Money during this period. Now skip forward to 1988 and Hayek publishes a full-blown anarchist work, The Fatal Conceit: The Errors of Socialism. And we’re supposed to believe that he was a socialist late in life? Compared to deathbed Hayek, Rothbard was a socialist (fractional reserve banking as fraud, law that strictly enforces NAP).