(a)[3]
Explain what equity means and how the ban on motorcycle taxis and tricycles affects equity for commuters in Lagos.
(b)[6]
Explain, using a diagram, what a negative externality means and name two negative externalities from the article.
(c)[6]
Use the evidence to judge whether the Singapore quota system or the ERP was more successful in reducing traffic congestion.
(d)[5]
Assess whether the government’s role in providing transport systems is because transport is a public good.