Theory about Economies of scale and scope

Economies of Scale:-
Percentage change in average cost of production following a 1% increase in percentage is known as economies of scale.

There are two type of scale -

*External economies of scale
*Internal economies of scale

Economics of Scope:-
Economies of scope occur when products share common inputs and diversification leads to cost savings.

Example - Reliance trend,Bigbasket etc. all use liverage of economies of scale.

Price Discrimination:-

Practice a single customer may be charged different prices for different units of goods bought, Expanding demand Characteristics to allow the same product to be sold on various price unrelated to the cost of supply.