Economics of Demand

The quantity of a good or service that consumers are willing and able to buy at a given price (correct)

The total amount of money consumers are willing to spend on goods and services

The quantity of a good or service that producers are willing and able to sell at a given price

The total amount of money producers are willing to invest in producing goods and services

Changes in consumer income

Changes in the prices of related goods

Changes in consumer tastes and preferences

All of the above (correct)

As the price of a good increases, the quantity demanded also increases

As the price of a good increases, the quantity demanded decreases (correct)

As the price of a good decreases, the quantity demanded also decreases

As the price of a good decreases, the quantity demanded increases