Answers to Role of Prices Quick Check are

A.
D.
A. B.

The correct answers to the Role of Prices Quick Check are:

A. Prices act as signals to both buyers and sellers in a market economy, providing information about the value of a good or service.

D. Prices help allocate resources efficiently by influencing the decisions of buyers and sellers, leading to the production and distribution of goods and services in a way that meets consumer demand.

A. Prices can help to ration scarce resources by increasing or decreasing demand for a particular good or service based on its price.

B. Prices act as incentives for both buyers and sellers, encouraging behavior that is beneficial to both parties. For buyers, lower prices incentivize them to purchase more, while for sellers, higher prices incentivize them to produce and sell more.