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The circular flow of income shows the flows of money between households and firms. Money flows from consumers to firms through consumer spending. Conversely, households recieve an income through a firm's ...

Economies of scale are essentially the cost advantages that a firm can gain by expanding its output. Economies of scale reduce the long run average cost per unit when output expands. It is important to no...

A detailed answer to this question would start by defining and explaining the economic term - scarcity and establishing the relationship between our infinite needs and wants and finite resources. This wou...

Price elasticity of demand (PED) measures the responsiveness of demand in relation to a change in price. The formula for PED is %change in quantity demand / %change in price.

If a good has an elast...

An externality is a benefit or a cost borne by a third party when producing or consuming a good. Hence there can be negative and positive externalities of production and consumption. E.g. Cigarettes have ...