____ mean that the costs involved cannot be recouped for a considerable period of time.

The Bay Area subway system, BART, offers senior citizens discounted fares for BART rides. This suggests that BART authorities believe that senior citizens have a ________ demand for subway rides

A) less price elastic B) more income elastic C) more price elastic D) less income elastic

Using the principle of vertical equity, it is easy to argue in favor of _____

a. sumptuary taxation b. progressive taxation c. regressive taxation d. none of the above