Basic research has:
A: Positive externality
B: Negative externality
C: Both positive externality and negative externality
D: Neither positive externality nor negative externality
A: Positive externality
B: Negative externality
C: Both positive externality and negative externality
D: Neither positive externality nor negative externality
举一反三
- In the case of a negative externality, as the number of users of the same brand increases, consumers are ( ) A: keeping the same B: not sure C: better off D: worse off
- Calcium levels in the blood are regulated by A: positive feedback mechanism. B: negative feedback mechanism. C: neither positive or negative feedback. D: both positive and negative feedback.
- The Coase theorem does NOT apply if A: there is a significant externality between two parties. B: the court system vigorously enforces all contracts. C: transaction costs make negotiating difficult. D: oth parties understand the externality fully.
- Ronald Coase ’ s insight is that most externality problems are due to an inadequate specification of property rights.
- Gift-giving both has positive and negative aspects.