The case of Gibbons v. Ogden affected federalism by ruling that the state government has the power to regulate anything that affects interstate commerce

Use Figure 2.7 to determine which of the following statements is true concerning ideology among professors

a. The greatest percentage of professors describing themselves as conservative are in the physical and biological sciences. b. The greatest percentage of professors describing themselves as "middle of the road" are in the fields of engineering and computer science. c. The majority of professors in the health sciences describe themselves as conservative. d. More professors in the humanities describe themselves as liberal than in any other discipline.

If something, such as the GDP for example, is measured at “purchasing power parity,” it means that it

a. takes into account the differences in the cost of living in different countries b. holds all currencies to their 2010 US dollar equivalent c. accounts for the country’s global standing d. does nothing at all