Top Posters
Since Sunday
Home Q & A Board Other Fields Homework Help Business Economics
New Topic  
Tidy Tidy
wrote...
Go to Answer
Posts: 4852
Rep: 38 0
8 years ago
A patent or copyright is a barrier to entry based on
A) ownership of a key necessary raw material.
B) large economies of scale as output increases.
C) government action to protect a producer.
D) widespread network externalities.
Textbook 
Essentials of Economics

Essentials of Economics


Edition: 4th
Authors:
Read 379 times
1 Reply
Repeat after me: 'Calm down. Things are gonna be fine. Things are gonna be all great. Just relax.' Wink Face
Replies
Answer verified by a subject expert
VincenzoDVincenzoD
wrote...
#1
Top Poster
Posts: 1913
Rep: 241 0
8 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

Tidy Author
wrote...

8 years ago
Helped a lot
terriroberts96
wrote...

Yesterday
I appreciate what you did here, answered it right Smiling Face with Open Mouth
Shassta22
wrote...

2 hours ago
Thanks for your help!!
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1269 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Related Images
  
 597
  
 576
  
 775
Your Opinion
What's your favorite math subject?
Votes: 293
Previous poll results: Does a gender wage gap exist in America?