External economies derive from all of the following except (a) ...

[khang]

External economies derive from all of the following except
 
  (a) the joint use of transportation facilities.
  (b) labor force concentrations in urban areas.
  (c) social overhead facilities such as police and fire protection.
  (d) economies of management associated with large firms.

Question 2

In the pivotal Supreme Court decision Munn v Illinois (1877), the court held that
 
  (a) natural monopolies were subject to government regulation.
  (b) business in interstate commerce was subject to regulation.
  (c) any business, whether or not a natural monopoly, or whether or not it was in interstate
  commerce, may under certain circumstances be subject to regulation.
  (d) only businesses chartered (licensed) by governments could be subjected to government regulation.

[alexanderhamilton]

Answer to Question 1

(d)

Answer to Question 2

(c)