Discussion paper DP18589 Guilds and Growth: Evidence from the Free City Thor Berger Peter Sandholdt Jensen 9 Nov 2023 Economic History J42 N13 N93 O14 O43
VoxEU Talk How railways brought inventors together Thor Berger Erik Prawitz interviewed by Tim Phillips 15 Sep 2023 Economic history Productivity and Innovation
Discussion paper DP18147 Inventors among the “Impoverished Sophisticate” Thor Berger Erik Prawitz 15 May 2023 Economic History O31 J62 I25
Discussion paper DP18031 Collaboration and Connectivity: Historical Evidence from Patent Records Thor Berger Erik Prawitz 28 Mar 2023 Economic History O31 O18 L91
Discussion paper DP16595 Social Mobility in Sweden Before the Welfare State Thor Berger Björn Eriksson 1 Oct 2021 Economic History J62 J61 N33 N34
VoxEU Column Brave Old World: Immigration, inequality and intergenerational mobility in the US Per Engzell Thor Berger 28 Mar 2019 Economic history Migration Poverty and Income Inequality