Under what conditions will an economic activity produce a net social benefit?
- Awhen (private benefit + external benefit) – (private cost + external cost) is negative
- Bwhen (private benefit + external benefit) – (private cost + external cost) is positive
- Cwhen (private benefit + private cost) – (external benefit + external cost) is negative
- Dwhen (private benefit + private cost) – (external benefit + external cost) is positive