This article explains the effects tariffs have on the country issuing them as well as the recipient country.

This collection uses primary sources to explore the Boston Tea Party. Digital Public Library of America Primary Source Sets are designed to help students develop their critical thinking skills and draw diverse material from libraries, archives, and museums across the United States. Each set includes an overview, ten to fifteen primary sources, links to related resources, and a teaching guide. These sets were created and reviewed by the teachers on the DPLA's Education Advisory Committee.

In this activity, students investigate the impact of tariffs on businesses and consumers during the 1880s by looking at a political cartoon, solving a short math problem, and comparing protectionism between time periods. They then generalize about the impact incentives have on encouraging special interest legislation in a democratic government.

This brief article addresses many of the issues facing the country after World War I. It provides an ovierview of the Republican policies which supported private business.

This article offers a detailed history of early 19th century westward migration and the social diversity of the pioneers moving west.

This site gives the history of GATT. Articles from GATT are provided in link form to provide additional information. This site has a wealth of information pertaining to the trade laws.

Principles of Macroeconomics 2e covers the scope and sequence of most introductory economics courses. The text includes many current examples, which are handled in a politically equitable way. The outcome is a balanced approach to the theory and application of economics concepts. The second edition has been thoroughly revised to increase clarity, update data and current event impacts, and incorporate the feedback from many reviewers and adopters. Changes made in Principles of Macroeconomics 2e are described in the preface and the transition guide to help instructors transition to the second edition. The first edition of Principles of Macroeconomics by OpenStax is available in web view here.

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

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

Explain tarrifs as barriers to trade
Identify at least two benefits of reducing barriers to international trade