Monopoly and Its Power (AQA A-Level Economics): Flashcards

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Monopoly and Its Power
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Pure monopoly definition

Only one firm operating in a market

Profit maximisation rule for monopolist

MR=MCMR = MC

Where monopolist sets price

On demand (AR) curve above MR=MCMR = MC point

Why monopoly profits persist long-run

Barriers to entry prevent new firms entering

Monopoly power definition

Ability to raise & maintain prices above competitive level

UK example of pure monopoly

Regional water companies

Joan Robinson's 1933 contribution

Book on Economics of Imperfect Competition

Monopoly profit

Abnormal profit earned by monopolist over time

How patents create monopoly power

Give temporary exclusive rights, preventing rivals copying

Factor determining extent of monopoly power

Strength of barriers to entry

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