 Economic games have become widely adopted within the psychological sciences, where they are used to model complex social interactions and allow for rigorous empirical investigations. As behavioral paradigms, they are well-controlled, manipulable, and replicable…making them ideal for bridging the gap between theory and naturalistic data.  In personality research, they provide behavioral paradigms that may complement and help validate self-report measures, and offer sharp operationalizations of somewhat slippery concepts. (2015: 277–278, see also Fetchenhauer and Huang 2004: 1018)