we can easily reveal the impact of including additional of a variable resource, say labor, to a hard and fast volume of money and find out what takes place to output. For demonstration functions in economics, we https://www.youtube.com/watch?v=-nQTR6bXhfU&list=PLZ3DkIWtVYetfvXsAvY04--yisQJg2WWI&index=9&pp=iAQB