a) In the school, there are many soft drinks vender machines. Does a "market" exist in this case? Explain your answer.
b) To which type of market structure does"Eeeo Oil Co. Ltd" belong?Explain 2 feature of this type of market structure which match your classification.
c) Why does monopoly arise? Give teo resones to explain why.
d) Is the services provided by the hair salons in hk under perfect competition? Suggest 2 possible reasons