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 in income.
【简答题】Les articles. (Complétez les phrases suivantes avec un article convenable.) 1)Ouf ! Nous avons vraiment.........chance ! 2) Non, je ne prends jamais de café. Vous avez.........eau ? 3) Pascal est en t...