BUDGET LINE
WHAT IS BUDGET LINE? A budget line is a straight line that slopes downwards and consists of all the possible combinations of the two goods which a consumer can buy at a given market price by allocating all his/her income. It is an entirely different concept from that of an indifference curve, though they are both are essential for consumer equilibrium The two essential components of a budget line are: The purchasing power of a consumer, i.e. his/her income; The market price of both commodities. EQUATION OF BUDGET The concept of the budget line is precisely explained through the following equation: Px/Py = Qx/Qy where; Px is the price of goods X; Qx is the quantity of goods X; Py is the price of goods Y; Qy is the quantity of goods Y; M is the income of the consumer. ASSUMPTIONS OF A BUDGET LINE As we know that economics is mostly based on assumptions, so goes for the budget line. To make the results and analysis more clear and easy to understand, t