https://en.wikipedia.org/wiki/Ordoliberalism

strong gov regulatory involvement to ensure competition in markets, preventing the rise of monopolistic/oligopolistic powers that would undermine markets and translate economic power into political power undermining democratic structures.

ordo after ORDO, a economic/legal academic journal in which ordoliberalism was first theorised. "Jahrbuch für die Ordnung von Wirtschaft und Gesellschaft". Published sice 1948, still yearly editions.