8. Which market failure is associated with the overuse and depletion of common resources? a. Monopoly b. Asymmetric information c. Tragedy of the Commons d. Moral hazard 9. What is the primary focus of sustainable development in environmental economics? a. Maximizing short-term economic gains b. Balancing economic, social, and environmental goals for long-term well-being c. Ignoring environmental concerns for social equity d. Promoting economic growth at any cost 10. Which economic concept is related to the idea that resources are scarce and must be allocated efficiently? a. Utility b. Opportunity cost c. Comparative advantage d. Elasticity