There hardly are any conflicts among their members as conflicts mostly surface because of a lack of resources or a perceived lack of them at least. But for fully interstellar societies and cultures, resources are readily abundant as they no longer need to mine their home planets, resorting to fetch their raw materials from countless asteroids and other non-life supporting cosmic objects. Barta is also a highly used means of exchanging things and resources among star members and has also worked well for a very long time.