Here are examples of formal and informal institutions: 1. Formal: Constitution, laws, policies, regulations 2. Informal: Social norms, traditions, attitudes 3. Formal: Government, state agencies 4. Informal: Family, community groups 5. Informal: Religious beliefs, cultural practices 6. Formal: Educational system, legal system 7. Informal: Language, values, beliefs 8. Both: Marriage, property rights 9. Both: Economic system, political system 10. Informal: Codes of conduct, social networks