Formulas

• What is the formula for market share?

  Market share = (Company's sales / Total market sales) * 100
• What is the formula for PED?

  Percentage change in quantity demanded/ percentage change in price
• What is the formula for YED?

  Percentage change in income/ percentage change in price
• What is the formula for unit cost?

  Total cost/number of units
• What is the mark up cost?

  Unit cost + mark up