2.How do pure public goods differ than pure private goods?

3.Why is the marginal cost of allowing another consumer to enjoy the benefits of a pure public good always zero even though the marginal cost of producing the good is positive?

4.How do congestible public goods differ than the pure public goods?

5.How does the demand for a pure public good differ than that of a pure private good? The can the demand for a pure public good be derived?

6.Under what condition is the output level of a pure public good efficient?

7.What are the characteristics of the Lindahl equilibrium for cooperative supply of a pure public good?