On the graph showing the Laffer curve, tax revenue is optimized at point ______.

Which of the following is a problem that arises when trying to classify regional trade agreements?

A) Many agreements combine elements from different categories. B) The definition of free trade area includes that of a customs union. C) Some agreements include cultural issues while others do not. D) The most favored nation clause includes all of them. E) None of the above.

The wage premium for the average college graduate (vs. the average high school graduate) has gone down significantly in recent years

a. True b. False