In order to prove that Dr. Pepper and 7-Up are substitutes, the FTC should test the __________ and get a __________
a. price elasticity of demand; number less than 1
b. income elasticity; positive number
c. price elasticity; negative number
d. price elasticity of demand; number greater than 1
e. cross elasticity; positive number
E
Economics
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Which U.S. President was in office for most of World War II?
a. Herbert Hoover b. Abraham Lincoln c. Franklin D. Roosevelt d. Lyndon Johnson e. Dwight Eisenhower
Economics
Global warming of the past century, and especially in the past decade, is at least partly a consequence of human activities that have increased ____ in the atmosphere.
A. smog B. PCBs C. ozone D. “greenhouse gases”
Economics