
https://www.brookings.edu/articles/leveraging-behavioral-insights-to-mitigate-public-procurement-corruption-in-nigeria/

https://www.jean-jaures.org/publication/solidarite-internationale-lopinion-europeenne-et-le-soutien-a-lukraine/

https://rusi.org/explore-our-research/publications/commentary/giving-raf-typhoons-ukraine-would-be-very-expensive-symbolic-gesture