Finally , research in the social identity tradition also suggests that stability improves group action via social identification .
Using a public goods game Croson ( 1996 ) found that free - riding decreased when players could not switch between teams ( but see Andreoni , 1988 ) .
Research in the social identity tradition also suggests that stability improves group action via social identification .
Using a public goods game Croson ( 1996 ) found that free - riding decreased when players could not switch between teams ( but see Andreoni , 1988 ) .