Answer:
Zevzda
Explanation:
Check for yourself if you think i'm wrong
Answer: this is an example of a contestable market
Explanation: The theory of contestable markets is associated with the American economist William Baumol. In essence, a contestable market is one with zero entry and exit costs. This means there are no barriers to entry and no barriers to exit, such as sunk costs and contractual agreements. In this case due the competition Microsoft may charge less for their product so the barrier's trend is to go down.
