Calc

• Market growth

  •  (Change in market size ÷ Original market size) × 100
• Market share

  •  (Business sales ÷ Total market sales) × 100
• Sales growth

  •  (Change in sales ÷ Original sales) × 100
• PED

  • % change in quantity demanded ÷ % change in price

  Note: PED is usually negative due to 
• YED

  • % change in quantity demanded ÷ % change in income