【判断题】Bernice has the utility function U (x; y) = minfx; yg. The price of x used to be 3, but rose to 4. The price of y remained at 1. Her income is 12. The price increase was as bad for her as a loss of $3...
【单选题】NEWS REPORT 1 1 What is the EU planning to do to EU citizens when they are 18? A. Allow them to go abroad on their own. B. Increase the price of their Interrail pass. C. Give them a one-month vacation...