Factors Causing Shift in Supply Curve

Factors Causing Leftward and Rightward Shift in Supply Curve

Factors Causing Shift in Supply Curve	Rightward Shift	Leftward Shift
Change in price of Other goods	Fall in price of other goods	The rise in the price of other goods
Change in price of the factors of production	Fall in price of factors of production	A rise in the price of factors of production
Change in the goal of the firm	Sales or Revenue maximization goal of the firm	Profit maximization goal of the firm
Change in state of technology	Improvement in technology	Degradation or decline in technology
Change in producers expectation	Decrease in the tax rate for an increase in subsidies	Increase in tax rate or decrease in subsidies
Expected future price	Expectation of fall in future price	Expectation of rising in future price
Change in number of firms	Increase in number of firms	Decrease in number of firms
Change in natural factors	Natural factors, such as favorable rainfall.	Unfavorable natural factors, such as drought.