1) How would you rank big telcos in Malaysia (Maxis, Digi and
Celcom) in terms of sales, marketing and advertising, and
profitability?
2) Do these 3 big telcos' product differ from each other? If so,
how?
3) Would these 3 big telcos be best described as a perfect
competitor, monopolistic competitor, oligopolist or monopolist?
Please explain.