Why is rBGH injected into many U.S. dairy cows?
a. to strengthen the cows' immune systems
b. to increase milk production without increasing feed
c. to prevent the growth of microbes in the cows' milk
d. to improve the nutritional quality of the cows' milk
Ans: b. to increase milk production without increasing feed
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Using the table above, what is the elasticity of demand between the prices of $6 and $4?
A) 1 B) 3/2 C) 2/3 D) 2 E) 4
Refer to the scenario above. Which family pays the lowest percentage of its income as taxes if the government follows a progressive tax system?
A) The first household B) The second household C) The third household D) The fourth household
Which of the following is the source of revenue for Medicare and Social Security in the United States?
A) individual income taxes B) social insurance taxes C) sales taxes D) property taxes
Roughly what fraction of total spending is consumption spending?
a. One-half b. One-eighth c. Two-fifths d. One-quarter e. Two-thirds