Why is taxation regarded as a leakage and government as an injection​

Above question need to be reworded as ‘Taxation an injection and government spending a leakage’.

Taxation on the public, injects money into the government coffers and therefore the economy. Whereas government spending is a leakage from the treasury. Various taxes that are levied on products and services, fetch the government, money. Government spending by way of projects, expenses on law-makers etc., are met out of income from taxes or surcharge.

Explanation:

changes in factors like average income and preferences can cause an entire demand curve to shift right or left. this causes a higher or lower quantity to be demanded at a given price. demand curves relate the prices and quantities demanded assuming no other factors change. it is important for consumers to know this information, because it is crucial for them to know what they can afford and can't afford. i hope this .