According to liberals, poverty estimates are faulty because they do not take which of these into account?

Scientists are pervasive ________; that is, they constantly challenge accepted wisdom in their search for more

A) optimists B) skeptics C) pessimists D) laureates

The total value of all taxes collected by government at all levels, federal, state, and local, is

A) over half of the nation's income. B) higher than in most other economically-advanced countries. C) subject to a ceiling imposed by Congress. D) about 35 percent of gross domestic product. E) enough to run the government and maintain a budget surplus.