(a)[3]
Identify, from the article, three difficulties the UK encounters in producing electricity.
(b)[6]
Explain what is meant by equity and assess whether, according to the article, subsidising wind-power electricity production is likely to be equitable.
(c)[5]
The article claims that African agricultural markets are not competitive. Explain what is meant by a competitive market and comment on whether you agree with the judgement.
(d)[6]
Discuss whether the article provides evidence that could lead you to conclude that large businesses are harmful to an economy.