Historians generally agree that the railroads
(a) were absolutely essential for industrial growth in the 19th century.
(b) were an indispensable "leading sector."
(c) were our first "giant" enterprises.
(d) provided a "social saving" of 90% or more.
(c)
Economics
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If marginal revenue is greater than marginal cost, the firm should
A) raise price. B) raise marginal revenue. C) increase its rate of output. D) decrease its rate of output.
Economics
By 1850, the predominant port in the U.S. was
a. Charleston. b. New Orleans. c. Savannah. d. New York.
Economics