The figure above shows the market for milk in Cowland. If a subsidy paid to producers of $1 per gallon of milk is introduced, what is the price that consumers pay?

Markets are

A) a mechanism through which prices of goods and services are determined by the forces of supply and demand. B) specific geographic locations. C) hypothetical constructs used to analyze how people form their tastes and preferences. D) places where people can inspect goods and services carefully.

Which of the following tools is used to test multiple linear restrictions?

A. t test B. z test C. F test D. Unit root test