Mises originated liberal intervention criteria in the 1920s, but never systematized them

Evidence

29. First thoughts on liberal criteria for economic interventions were presented by Ludwig von Mises in the 1920s, but they needed systematization according to Röpke (1929; 1979), however, without ever leading to clear-cut positions. — Philip Mirowski & Dieter Plehwe (eds.), The Road from Mont Pèlerin, 589

Categorization

• DEFINE: Establishes that early ‘liberal criteria for intervention’ existed in Mises before ordoliberal systematization — a useful dating of the intellectual lineage.