Data for the United States traced out an almost perfect Phillips curve for much of the

In cost-benefit analysis, intangibles include such factors as:

a. quality of life considerations b. changes in land values resulting from a project c. aesthetic contributions d. a and b only e. a and c only

If a tax shifts the demand curve upward (or to the right), we can infer that the tax was levied on

a. buyers of the good. b. sellers of the good. c. both buyers and sellers of the good. d. We cannot infer anything because the shift described is not consistent with a tax.