Over fifty years ago, liberal economists like Von Mises and Hayek have explained why planned economies could not work. It has taken a long time but their forecasts have finally been fulfilled. However if some of their ideas are better understood today, constructivist thoughts reappear under new disguises. A new agenda should be adapted in order to prove their falsity.
AFTALION, F. (2001). Pour un nouvel agenda libéral. Libertés économiques et progrès social, pp. 2-8.