Berggren, Niclas and Christian Bjørnskov (2020). "Institutions and Life Satisfaction." In Klaus F. Zimmermann (Ed.), Handbook of Labor, Human Resources and Population Economics. Cham: Springer. Link.
Berggren, Niclas and Therese Nilsson (2020). "Economic Freedom as a Driver of Trust and Tolerance." In James Gwartney, Robert Lawson, Joshua Hall and Ryan Murphy (Eds.), Economic Freedom of the World: 2020 Annual Report. Vancouver: Fraser Institute. Link.