Market Failure (Edexcel A-Level Economics A): Flashcards

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Public Goods and Information Gaps
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Private goods traits

Excludable and rivalrous

Public goods traits

Non-excludable and non-rivalrous

Free-rider problem

No incentive to pay if can't be excluded from consuming

Non-excludability meaning

Can't provide to one without others consuming too

Asymmetric information

Some traders have better info than others

Symmetric information

All market participants have equal information

Adverse selection

High-risk person more likely to buy insurance

Moral hazard

Insured person takes more risks

Merit goods

Undervalued by consumers; too little consumed

Demerit goods

Overvalued by consumers; too much consumed

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