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Price Discrimination

Last updated 8 October 2026

Price discrimination is charging different customers different prices for essentially the same product, based on what each group is willing to pay rather than on differences in cost. Student discounts, off-peak fares, business versus personal software tiers and volume deals are all everyday versions of it.

Done well it raises total revenue and serves more customers; done carelessly it damages trust and can breach competition or consumer law.

From the Money Master HQ dictionary, founded by Shihan Sheriff (FCMA, CGMA, CPA (Australia), MBA (General), MBA (Data Science & AI), UAECA, CAAB, CAIS; VP of Finance at Nomod, CFO at Esanjo Ventures). How these definitions are written.

On this page

What it means

The idea rests on a simple observation: different buyers value the same thing differently. A single price always leaves money on the table from customers who would have paid more, and turns away customers who would have bought at a lower price but not at the posted one.

Economists usually describe three degrees of it. First degree charges each buyer their exact maximum, which is rare outside negotiated deals; second degree varies the price by quantity or version, such as bulk discounts or a stripped-back basic tier; third degree charges different identifiable groups different prices, such as students, seniors or enterprise buyers.

For the strategy to hold together, three conditions must be met. The seller needs some pricing power rather than being a pure price taker, must be able to separate the groups reliably, and must be able to stop cheap-segment buyers reselling to the expensive segment.

In practice most companies do this without calling it price discrimination. Airlines vary fares by booking date and refundability, software firms sell the same core product as personal, team and enterprise editions, and manufacturers publish list prices that almost no large customer actually pays.

The nuance is that fairness perceptions matter as much as the economics. Segmenting on something visible and justifiable, such as usage volume or contract length, is usually accepted, whereas quoting different prices to identical customers based on inferred browsing behaviour tends to cause a backlash when it comes to light.

In practice

Real-world examples

Example 1

A commuter rail operator charges $14 for peak travel and $8 off peak. The lower fare fills carriages that would otherwise run near empty at midday, and the higher fare is accepted because peak travellers have little flexibility.

Example 2

A textbook publisher sells a hardback edition at $180 in North America and a paperback edition of the same content at $45 in markets with lower incomes. Import restrictions and different bindings make it awkward to resell the cheap edition into the expensive market.

Example 3

An industrial coatings supplier publishes a list price of $60 per litre but gives 12% off to customers ordering more than 5,000 litres a year. The discount is defensible on cost grounds and encourages larger, more predictable orders.

Think of it

Think of a bus company selling tickets. They charge commuters a premium during the morning rush hour, but offer cheap fares for elderly passengers travelling mid-morning when buses are mostly empty.

Formula

Calculation

Total revenue under segmented pricing = (Price A x Quantity A) + (Price B x Quantity B) A project management app currently charges one flat price of $200 a year and has 1,000 subscribers, giving revenue of 1,000 x $200 = $200,000. Research shows two distinct groups. Business users need integrations and admin controls and would pay considerably more, while individual users are highly price sensitive. The company launches a business edition at $350 and a personal edition at $120. At the new prices, 400 business customers subscribe at $350 and 900 individuals subscribe at $120, including many who never bought at $200. Business segment: 400 x $350 = $140,000 Personal segment: 900 x $120 = $108,000 Total revenue = $140,000 + $108,000 = $248,000 Revenue rises by $248,000 - $200,000 = $48,000, an increase of 24%, and the customer base grows from 1,000 to 1,300 people. The gain comes from capturing more value from business buyers while opening the product to 300 extra users who were priced out before.

Case study

Seen in the real world

What follows is an illustrative, fictional case. Lumen Analytics, an invented data visualisation company, sold a single product for $480 per user per year. Growth had stalled, win rates against cheaper rivals were falling, and the sales team was quietly discounting up to 40% for large deals while small customers paid full price, which is close to the worst possible outcome.

The team rebuilt pricing around three visible tiers: a solo plan at $180 with limited data sources, a team plan at $480, and an enterprise plan at $1,100 with single sign-on, audit logs and a service level agreement. Each tier bundled features that genuinely mattered to that segment, so the split felt principled rather than arbitrary.

Within a year, in this illustrative account, total subscribers had risen by about 45% while average revenue per customer stayed roughly flat, producing meaningfully higher total revenue. Just as importantly, discounting fell because sales representatives could move a hesitant buyer down a tier instead of cutting the price of the top tier.

Watch out

Common mistakes

  • Believing price discrimination is automatically illegal. Charging different customers different prices is normal commercial practice, and it only becomes unlawful when it targets protected characteristics or is used by a dominant firm to damage competition.
  • Segmenting without a visible reason. If two customers discover they paid different prices for what looks like the identical package, the cheaper price becomes the new expected price and trust is hard to rebuild.
  • Forgetting to block arbitrage. If a customer can buy at the cheap price and resell into the expensive segment, the high-price tier collapses and you end up with one low price rather than two.

Questions

People also ask

Is a volume discount really price discrimination?

Usually yes in the economic sense, although part of the discount often reflects genuinely lower cost to serve per unit, which makes it easier to justify to customers.

How do I decide how many price tiers to offer?

Three tiers is the common starting point because it gives a clear entry point, an obvious middle choice and a premium option, and more than four tiers tends to confuse buyers and slow decisions.

Does dynamic online pricing count?

Adjusting price by time, demand or channel is a form of it, and the practical test is whether you would be comfortable explaining the rule to the customer who paid the higher price.

Sources and further reading

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Disclaimer

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