Table 1 Derivation of the COMPPRESS rating system

Sources:
1. Der Deutsche Pressekodex
2. IFJ Declaration of Principles on the Conduct of Journalists (http://www.ifj.org/about-ifj/ifj-code-of-principles/)
3. SPJ Society of Professional Journalists (https://www.spj.org/ethicscode.asp)
4. Medienstaatsvertrag (MStV)
5. Staatsvertrag für Rundfunk und Medien (RStV)