All inferior goods have upward-sloping demand curves

In the last twenty-five years, the Yen and German mark and now the Euro have

a. fluctuated widely against the dollar b. appreciated against the dollar and then depreciated against the dollar c. exchanged without restrictions d. all of the above e. none of the above

Ashley bakes bread that she sells at the local farmer's market. If she purchases a new convection oven that reduces the costs of baking bread, the

a. supply curve for Ashley's bread will increase. b. supply curve for Ashley's bread will decrease. c. demand curve for Ashley's bread will increase. d. demand curve for Ashley's bread will decrease.