1 squad leader, and 3 to 7 Vagabond trainees.
Squad leader: varies Trainees: starting equipment for their specialty, and 200 gold for equipment contingent on successful final exam.
None officially, though members often obtain their own.
Vagabond Trainees technically make decisions collectively, sometimes setting up their own leader or collaborate on what they should do from day to day. For the first month, the squad leader can override extreme, volitile, or self-destructive decisions made by the squad. Often the squad leader is relied upon for leadership and direction.
3 months training with squad leader.