The only company in the United States that can deliver small envelopes (for example, greeting cards and bank statements) is the U.S. Postal Service. What is the source of this monopoly?
A) economies of scale
B) patents
C) hard to duplicate inputs
D) laws preventing entry

Question

Quizplus · Accepted Answer

The source of this monopoly is laws preventing entry. The US Postal Service is a government agency and has been granted the exclusive right to handle First-Class Mail and access to mailboxes through legislation.

The Only Company in the United States That Can Deliver