Identify a particular group that is likely to object to an NCD tax and explain the basis for their objection. Identify two groups that are likely to benefit from ecological tariffs and explain how they would benefit. Take a moment to reflect on the sustainability of your activities in the past week. Consider, for example, your acquisitions and your modes of travel.

a) What was your least-sustainable activity over the last week?

b) What costs and benefits did you consider when deciding to carry out that activity?c) Was your decision socially efficient?

d) If natural capital was involved, do you think that physical capital could become a substitute for the natural capitalyou used?