| A | B |
| Market Share | A company's percentage of total sales volume generated by all competition in a given market. |
| Break-even Point | The point at which sales revenue equals the costs and expenses of making and distributing a product. |
| Demand Elasticity | The degree to which demand for a product is affected by its price. |
| Law of Diminishing Marginal Utility | An economic law stating that consumers will buy only so much of a given product, even though the price is low. |
| Price Fixing | When competitors agree on certain price ranges within which they can set their own prices. |
| Price Discrimination | Charging different prices to similar customers in similar situations. |
| Unit Pricing | Including price information for a standard unit or measure so that consumers can compare prices more easily. |
| Loss Leader | An item priced at or below cost to draw customers into a store. |
| Price | The value in money (or its equivalent) placed on a good or service |
| Return on Investment (ROI) | A calculation used to determine the relative profitability of a product. |
| Return on Investment (ROI) formula | Rate of Return =Profit / Investment (cost) |