Some benefits that natural resources provide include use (the price paid), option (future use), existence (the idea of them is the value), aesthetic (beautiful things), cultural (different cultures value different things), and scientific (information). Measuring the value of these natural resources is not easy, so ecological economists

Answer Options:

a. use indirect valuation or shadow pricing.

b. use direct valuation and pricing.

c. use the same valuation techniques as traditional economists.

d. ignore them because they have no value.