Here is a revision presentation focusing on different entry and exit barriers in imperfectly competitive markets.
* Block potential entrants from making a profit
* Protect the monopoly power of existing firms
* Maintain supernormal profits in the long run
* Barriers to entry make a market less contestable
This resource comprises a complete collection of editable lesson topic worksheets and exam-style case studies that are ideal for teaching individual topics for the whole Year 1 (AS) teaching content.