Even though the price of Charlie’s Pipe Tobacco increases by 10 percent, the demand remains the same. This example shows ______ demand.

Golden Rule of Cost Minimization - to minimize cost, the firm should employ inputs in such a way that the _______________ per dollar spent is equal across all inputs.

Fill in the blank(s) with the appropriate word(s).

As the price of home heating oil rises, families buy less home heating oil. Hence a scatter diagram with the price of home heating oil on the vertical axis and the quantity purchased on the horizontal axis reveals a ________ relationshi

A) time-series B) linear C) negative D) positive E) cross-sectional