ePack: Principles of Microeconomics 6th Edition by Gregory Mankiw

تمرين 6

Using supply-and-demand diagrams show the effect of the following events on the market for sweatshirts.
a. A hurricane in South Carolina damages the cotton crop.
b. The price of leather jackets falls.
c. All colleges require morning exercise in appropriate attire.
d. New knitting machines are invented.