In recent years, the world demand curve for copper shifted rightward due to continued economic growth in china and other emerging economies. also, the cost of extracting the copper increased due to higher energy prices. as a result, we explain your answer. a. higher equilibrium copper prices and unambiguously lower quantities. b. higher equilibrium copper prices and unambiguously higher quantities. c. higher equilibrium copper prices and either higher or lower quantities. d. lower equilibrium copper prices and either higher or lower quantities.

Some disadvantages to leasing a car is that you are counting on someone to give you money every week or month depending on what you decided and if they don't have all of it well what if you needed that money now you as well have to pay not in full. a disadvantages to purchasing a new vehicle is if it is used then not all the time will absolutely everything work. its almost like a trail and era. although if it is a new car they will try to though all these specials and deals at you in your lease and it can be very overwhelming if you are not use to it.