A Two-Way Network That Links Users and the Per-Unit Value

Multiple Choice

A two-way network that links users and the per-unit value of the service increases as the size of the network increases is a

A) positive externality known as an indirect network externality.
B) negative externality known as an indirect network externality.
C) positive externality known as an direct network externality.
D) negative externality known as an direct network externality.