Why are the carriers so mutually dependent ? How have pricing practices changed since the prederegulation days? What was the major form of competition in the prederegulation era? Discuss some of the...

Why are the carriers so mutually dependent ? How have pricing practices changed since the prederegulation days? What was the major form of competition in the prederegulation era? Discuss some of the causes of the price wars in the 1980s. you foresee prices stabilizing in the next several years? Why is there a tendency in oligopolistic industries toward price rigidity and nonprice competition?