This paper assesses Robbins's participation in the Economic Advisory Council in 1930, drawing mostly on The Lionel Robbins Papers held at the LSE. The divergences between him and Keynes are highlighted and an attempt is made to shed some light on Robbins' overarching interest on the interplay of...

In the second edition of his methodological Essay, Lionel Robbins attributes a significant role to uncertainty, dynamics and the time element. Understanding the motives that led to these revisions may offer important clues to assess what happened to political economy ever since, and how far...