This paper analyses economic freedom for a sample of 21 OECD countries over the past 170 years on the basis of a new thoroughly revised Historical Index of Economic Liberty (HIEL). Long-term gains in economic freedom reached two-thirds of its potential maximum. The expansion of economic freedom...

This article presents historical indices for the main dimensions of economic freedom and an aggregate index for the developed countries of today, specifically pre‐1994 OECD members. Economic liberty expanded over the last century‐and‐a‐half, reaching more than two‐thirds of its...