Bill of Rights Institute
Interstate Commerce and the Constitution
Who had power over trade in the early days of the United States? Who has power now? Viewers investigate the Commerce Clause of the United States Constitution. Using an AP Exam review video, learners examine issues surrounding authority...
College Board
2008 AP® Macroeconomics Free-Response Questions Form B
What happens if Mexico decreases tariffs on imported cars? Learners consider the question and others using authentic College Board materials. Other questions include evaluating the effects of government spending on a fictional country...