The local newspaper tells you that ad space costs $40 per column-inch. A "column-inch" is space one column wide and 1 inch high. You want to buy a space 3 columns wide and 5 inches high. What will it cost you?

Suppose an economy has only two sectors: goods and services. each year, goods sells 80% of its outputs to services and keeps the rest, while services sells 62% of its output to goods and retains the rest. find equilibrium prices for the annual outputs of the goods and services sectors that make each sector's income match its expenditures.

Asmartphone manufacturing company uses social media to achieve different business objectives. match each social media activity of the company to the objective it the company achieve.

Which of the following is not an example of one of the four mail advantages of prices on a free market economy