The Bayesian Corruption Index

The Bayesian Corruption Index is a composite index of the perceived overall level of corruption:


  • Corruption: With corruption, we refer to the “abuse of public power for private gain”
  • Perceived corruption: Given the hidden nature of corruption, direct measures are hard to come by, or inherently flawed (e.g. the number of corruption convictions). Instead, we amalgamate the opinion on the level of corruption from inhabitants of the country, companies operating there, NGOs, and officials working both in governmental and supra-governmental organizations.
  • Composite: It combines the information of 20 different surveys and more than 80 different survey questions that cover the perceived level of corruption.

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