Template-Type: ReDIF-Paper 1.0 Title: Necessary and sufficient conditions for the approximate core property Author-Name: Wooders,Myrna Author-WorkPlace-Name: University of Toronto Classification-JEL: 0; 26,0; 21 Keywords: Large games,Substitution property,Nonempty cores,Pregames Series: Sonderforschungsbereich 303 Creation-Date: 1991-02 Handle: RePEc:bon:bonsfb:178