1. "The Day After Charlie. Terrorism and Well-being in Europe", with Luca Stanca and Emilio Colombo, 2017.
  2. "Internet Use, Health and Well-being: Exploring the Role of Relational Goods", with Nicoletta Balbo and Luca Stella, 2018. 
  3. "Trust Matters! Trust, Family Planning, and Contraception in Africa", with Francesco Billari, Vincenz Frey  and Simone Spinelli, 2019. 
  4. "Macroeconomic Conditions and Demography Worldwide", with Nicoletta Balbo, Chiara Falco and Luca Maria Pesando, 2018.
  5. "Collusive Criminal Behavior and Social Enforcement: Theory and Experimental Evidence", with Kene Boun-my and Astrid Gamba, 2015.