Consumers can sometimes take advantage of certain goods and services without having to pay; this is known as . A.
spillovers
B.
productivity
C.
incentives
D.
free-riders

Free riders

Explanation:

Free riders can be defined as the person or the something which we can get without out expending on it.

In other words, free riders are those who enjoy the goods without paying for it.

The consumers needs not to pay for it and can enjoy it for free. The can be a problem as they do not pay and continue to use the service for a longer period of time which is a threat to the society.

in mcculloch v. maryland (1819) the supreme court ruled that congress had implied powers under the necessary and proper clause of article i, section 8 of the constitution to create the second bank of the united states and that the state of maryland lacked the power to tax the bank.

gibbons v. ogden, (1824), was a landmark decision in which the supreme court of the united states held that the power to regulate interstate commerce, granted to congress by the commerce clause of the united states constitution, encompassed the power to regulate navigation.