Throughout his writings, Hayek has emphasized that a
“scientistic prejudice” is working as a bad steering factor in
the research for sound theories in the general field of social
sciences, and especially in economics. Notwithstanding Hayek’s
criticism, most contemporary economists still think that they
must imitate methods of physical and biological sciences in order
to do good and valid science. While Hayek was first vehemently
reproving this methodological choice in his early writings (for
example, Hayek 1952), he was afterwards convinced by Popper, as
he himself acknowledges (see Hayek 1967) that the scientific
method social scientists sought to transpose into their own
research field was mere illusion. more …

Thanks to Tony Earls who mentioned this paper from Robert Nadeau at the Université du Québec à Montréal at Twitter.com.