THEME 1 FORMULAS Flashcards
1
Q
Market share
A
(sales of a product or business/total market sales) x 100
2
Q
Percentage change
A
Increase ÷ Original Number × 100. If the answer is a negative number, that means the percentage change is a decrease.
3
Q
Price elasticity of demand
A
%change in quantity demanded/% change in price
4
Q
Income elasticity of demand
A
%change in quantity demanded/%change in income