A recent article suggests that the introduction of the new iPhone 6 increased the demand for iPhone protective cases. The article suggests that these two goods are
A) substitutes and their indifference curves are close to being straight lines.
B) complements and their indifference curves are close to being straight lines.
C) substitutes and their indifference curves are close to being L shaped.
D) complements and their indifference curves are close to being L shaped.
D
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The South was characterized by all of the following except
(a) large plantations and slave labor. (b) a more unequal distribution of income and wealth than in the North. (c) a lack of public education systems. (d) a strong manufacturing sector.
From 1995 to 2001, the U.S. public debt relative to GDP:
A. Increased, and fell since then B. Decreased, and increased since then C. Increased steadily and continued to increase since then D. Was roughly constant, but has increased since