When barriers to trade are imposed, we should expect some groups to be harmed at the expense of other groups

If an economist were to disregard unionized government employees, then current U.S. labor market statistics would show that _________

a) 10% of the workers employed by private firms work for a union. b) 80% of the workers employed by private firms aren't unionized. c) 8% of the workers employed by private firms work for a union. d) 98% of the workers employed by private firms aren't unionized.

Which of the following will NOT cause a shift in the demand for rewriteable DVDs?

A) a change in taste B) a change in income C) a change in the price of rewriteable DVDs D) a change in the price of rewriteable CDs