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A-LevelEconomicsThe price system and the microeconomy9708/33 · Oct/Nov 2019 · Q191 Mark

The government wants to regulate the consumption of a demerit good in order to increase society's net welfare. In which situation will society's net welfare increase? A The fall in the marginal social benefit is greater than the fall in the marginal social cost. B The fall in the marginal social cost is greater than the fall in the marginal social benefit. C The fall in the total social benefit is greater than the fall in the total social cost. D The fall in the total social cost is greater than the fall in the total social benefit.

  1. (a)The government wants to regulate the consumption of a demerit good in order to increase society's net welfare. In which situation will society's net welfare increase? A The fall in the marginal social benefit is greater than the fall in the marginal social cost. B The fall in the marginal social cost is greater than the fall in the marginal social benefit. C The fall in the total social benefit is greater than the fall in the total social cost. D The fall in the total social cost is greater than the fall in the total social benefit.[1]

Mark scheme

Marking points from the official mark scheme (Oct/Nov 2019). The mark or mark type is shown in brackets.

  1. [1] (Correct option is D)

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About this question

Topic
The price system and the microeconomy, A-Level Economics (syllabus 9708). Structured question, 1 mark.
Source
A-Level Economics, Oct/Nov 2019 Paper 3 Variant 3, question 19.

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