This paper details the statistical sources, methods and findings that underpin the demographic evidence offered by Johansson (2010) in support of her thesis regarding “Europe’s first knowledge‐driven mortality transition,” namely the pronounced and sustained rise in the expectations of...

We disentangle the contribution of unobserved heterogeneity in idiosyncratic demand and productivity to firm growth. We use a model of monopolistic competition with Cobb-Douglas production and a data set of Italian manufacturing firms containing unique information on firm-level prices to...