The U.S. Department of Health and Human Services refused to allow waivers to individual states to amend the provisions of the Family Support Act

Suppose a firm notices that the price it faces has doubled, but it does not change its level of output. It must be the case that

a. profits have doubled b. the marginal cost curve is falling c. total revenue has decreased d. the original price was less than half of the minimum of the AVC curve e. this situation would not really occur

According to the Phillips curve, unemployment and inflation are negatively related in

a. the short run and in the long run. b. the short run, but not in the long run. c. the long run, but not in the short run. d. neither the long run nor the short run.