New data makes it possible to measure the evolution of social program generosity over the roughly three decades since the affluent democracies entered the "era of austerity." Compared with plausible expectations derived from power resource theory, as well as prior historical experience, these...

This article reflects on the important lecture "The Welfare State Over the Very Long Run", delivered by Paul Pierson, at the London School of Economics on 8 November 2010, on the occasion of the launch of Oxford Handbook of the Welfare State. Pierson's explanation for what he sees as the...