A guarded barbed wire fence separates east and west bovinia. soccer players are paid twice as much in west bovinia as in east bovinia. this is an example of

This is an example of a permanent resource price deferential. Differential pricing technique allows a company to adjust pricing based on different circumstances. The price variation comes in different forms and overall, some customers pay more for the same product than other customers. It is an effective pricing strategy that takes advantage of a company's position and product offerings to maximize profits.