Economics could be defined as the study of scarcity

In the 1960s, advocates of the Phillips curve suggested ________

A) an "optimal" goal of 1% unemployment and 1% to 2% inflation rates could be achieved B) a "realistic" goal of 7% unemployment and 6% to 7% inflation rates could be achieved C) a "nonperfectionist" goal of 3% unemployment and 4% to 5% inflation rates could be achieved D) all of the above E) none of the above

During Prohibition crime ____ and the amount spent on law enforcement ____

a. stayed roughly the same; remained level b. increased dramatically; more than doubled c. remained level; more than doubled d. decreased slightly; more than doubled