A nation's production possibilities curve is bowed out from the origin because
resources are not equally efficient in producing the every good.
In 2007 the price of oil increased, which in turn caused the price of natural gas to rise. this can best be explained by saying that oil and natural gas are
substitute goods and the higher price for oil increased the demand for natural gas
Which of the following will not casue the demand for product K to change?
a change in the price of K