one way to handle inter-group conflict?

Answer 1

1. Some inter-group confict, called functional coflict is basically a positive experience. It often leads to increase productivity, innovation, and profits.
2. If the intergroup conflict is dysfunctional, then it needs to be resolved. Ways to resolve: see
Strategies for Managing Group Conflicts in http://en.wikipedia.org/wiki/Organizational_conflict

Answer 2

thanks