By the end of this section, you will be able to:
Contrast consumer surplus, producer surplus, and social surplus
Explain why price floors and price ceilings can be inefficient
Analyze demand and supply as a social adjustment mechanism

By the end of this section, you will be able to:

Explain protectionism and its three main forms
Analyze protectionism through concepts of demand and supply, noting its effects on equilibrium
Calculate the effects of trade barriers

This is a Principles of Macroeconomics Course developed through the Ohio Department of Higher Education OER Innovation Grant. This work was completed and the course was posted in January 2019. The course is part of the Ohio Transfer Assurance Guides (TAGs) as OSS 005. For more information about credit transfer between Ohio colleges and universities, please visit: www.ohiohighered.org/transfer.Team LeadAmyaz Moledina                                  College of WoosterContent ContributorsRosemarie Emanuele                          Ursuline CollegeKenneth Fah                                        Ohio Dominican UniversityDarcy Hartman                                    Ohio State University – NewarkLibrarianNathan Wolfe                                       Kenyon CollegeReview TeamSeth Kim                                              Central Ohio Technical CollegeJoe Nowakowski                                  Muskingum University 

This topic is not often covered explicitly  in a principles of macroeconomics course. Nonetheless, the topic of economic systems might lead to coverage of efficiency and government intervention.