Suppose that the money supply increases. In the short run, this increases prices according to a. neither the short-run Phillips curve nor the aggregate demand and aggregate supply model. b. the short-run Phillips curve, but not according to the aggregate demand and aggregate supply model. c. both the short-run Phillips curve and the aggregate demand and aggregate supply model. d. the aggregate demand and aggregate supply model but not according to the short-run Phillips curve.

Helen tells her nephew, bernard, that she will pay him $100 if he will stop smoking for six months. helen was hopeful that if bernard stopped smoking for six months, he would stop altogether. bernard stops smoking for six months but then resumes his smoking. helen will not pay him. she says that the type of promise she made cannot constitute a binding contract and that, furthermore, it was at least implied that he would stop smoking for good. can bernard legally collect $100 from helen