Digit ratio (2D : 4D) and prosocial behaviour in economic games: no direct correlation with generosity, bargaining or trust-related behaviours
- Authors:
- Brañas Garza, P.; Espín, A.; García-Muñoz, T.; Kovářík, J.
- Year:
- 2019
- Journal:
- Biology Letters
- Volume:
- 15(8)
- DOI:
- 10.1098/rsbl.2019.0185