While the Ordoliberal idea of a social market is similar to that of the third way social democracy advocated by the likes of the New Labour government (especially during the Premiership of Tony Blair), there are a few key differences.
Wilhelm Röpke, Alfred Müller-Armack and Alexander Rüstow were not members of the Freiburg School but did provide, together with the Freiburg School, the foundations of Ordoliberalism.