7. Overfishing and extinction of species arise because of:
an abundance of natural resources.
the lack of incentive to take care of these species.
private ownership of these resources.
a high degree of economic freedom in all countries.
8. Sonia works at a restaurant where tips are pooled and divided equally. Anna works at a different restaurant where she
keeps the tips her customers leave for her. Which of the following is true?
Both work equally hard because their hourly wage from the employer is low, and they can make up for this
with tips.
Sonia works harder, because she receives the same amount of tips as other workers.
Anna works harder, because she works at an expensive restaurant.
Anna works harder, because her tips are her private property.
Neither of them has an incentive to work hard because tips are a small part of their earnings.
9. Villagers in Xiaogang, China, produced more rice than those in surrounding villages because:
they had better farmland.
they were given better seeds.
they were able to keep the output they produced individually.
they made each family responsible for a certain, higher quota of rice production.
they had common ownership over the rice produced.
10. In 1981, in San Francisco Solano, Argentina, about 1,800 families took over a piece of wasteland. The government
was able to deed 60 percent of this land to some families while the remaining part could not be deeded. The resulting
houses varied greatly, based on whether the residents received title. Those who received title also behaved differently,
having fewer children, and the children experienced more education and better health. This is an example of the results
from:
improved quality of life.
11. One of the reasons communism failed was because:
governments ran out of money.
workers received the same pay whether or not they worked hard.
there was no unemployment.