There are apartments in Chicago whose rooftops overlook Wrigley ...

[K@]

There are apartments in Chicago whose rooftops overlook Wrigley Field. On game day you can find free riders on the roof enjoying ____.
 a. free property rights b. an externality
  c. a public good d. excess utility

Question 2

An externality is an unintended ____ imposed on ____ as a result of the ____.
 a. c or d
  b. cost; sellers; negligence of others
  c. cost; third parties; economic activity of others
  d. benefit; third parties; economic activity of others
  e. benefit; sellers; beneficence of others

[Sassygurl126]

Answer to Question 1

b

Answer to Question 2

a