The free-rider problem results in many people not joining interest groups, even though they believe in the group's goals

Which of the following is NOT a reason the United States taken off the gold standard in the early 1970s?

a. The Vietnam War and the "Great Society" antipoverty programs increased U.S. budget deficits. b. As the "dollar overhang" grew, foreign investors and governments grew less willing to finance it. c. The Vietnam War undermined U.S. moral authority. d. Vast amounts of gold discovered in the Yukon Territory.

Right before the coup, Brazil’s military was best described as

a. very institutionalized b. not very institutionalized c. quite disorganized d. under the control of individuals with neopatrimonial interests