Economic activity and its correct economic term.
receiving $5 for washing your father’s car - incentive
paying part of your income to the government - taxation
a person in China purchasing an American mobile phone - injection in the US economy
a person in the United States purchasing a car made in Germany - leakage in the US economy
Receiving $5 is an incentive because it is something that encourages one to do something.
Taxation is the money or percentage of your income paid to the government.
Injection is allowing entry while leakage is allowing flow or escape.
