The answer is: the iron law of oligarchy
the iron law of oligarchy refers to the theory that all forms of organization would eventually filled with people that eventually taking advantage of their position in the organization in order to take as much benefit as they can, no matter how democratic that organization started off with.
This theory is based on basic human nature that tend to have tendencies to never develop a sense of satisfaction and had overwhelming desire to keep acquiring more in our life. We can see this in Vic's attitude that start to leverage his position to gain favor.