Reciprocity may refer to:
[edit] Social sciences and humanities
- Reciprocity (cultural anthropology), way of defining people's informal exchange of goods and labour
- Reciprocity (evolution), mechanisms for the evolution of cooperation
- Reciprocity (international relations), principle that favours, benefits, or penalties that are granted by one state to the citizens or legal entities of another, should be returned in kind
- Reciprocity (social and political philosophy), concept of reciprocity as in-kind positive or negative responses for the actions of others; relation to justice; related ideas such as gratitude, mutuality, and the Golden Rule
- Reciprocity (social psychology), in-kind positive or negative responses of individuals towards the actions of others
- Ethic of reciprocity, the "Golden Rule" principle in ethics and religion
- Norm of reciprocity, social norm of in-kind responses to the behavior of others
- Serial reciprocity, where the benefactor of a gift or service will in turn provide benefits to a third party
[edit] Professional Certification
- The acceptance of one license, usually requiring application, in another area (usually state). See handguns, medical professional (including EMS and nurses), firemen, lawyers.
[edit] Natural sciences and mathematics
[edit] Particular
[edit] See also