Josh Popkin, marketing engineer and founder of Position Strategy Group

Josh Popkin, founder of Position Strategy Group.

Raising a product's price tends to increase perceived quality, while lowering it tends to decrease perceived quality — even when the product itself hasn't changed at all. This is known as the price-quality heuristic, a mental shortcut where consumers use price as a stand-in for information they don't have. It's one of the most consistently replicated findings in pricing psychology, and it means a pricing decision is never just a revenue decision — it's a signal decision.

Why Does a Higher Price Make Something Seem Better?

Because price acts as evidence when consumers lack other ways to judge quality. A large body of research demonstrates that consumers often rate the identical product as higher quality simply because it carries a higher price tag. A 2023 study published in Psychology & Marketing, involving nearly 2,900 participants across six separate experiments, found consistently that higher prices led to higher expectations of both quality and liking — described by the researchers as a "marketing placebo effect," because the price itself shaped the experience of the product, not just the expectation of it.

This effect is strongest under a specific condition: when the product is complex, unfamiliar, or hard to evaluate directly. A consumer comparing two smartphones they've never used, or two bottles of wine they can't taste in advance, leans on price as a proxy because they have nothing better to go on. The heuristic gets weaker — and can disappear entirely — when consumers have real expertise or direct, comparable information about quality.

Does Lowering a Price Always Increase Sales, Then?

Not automatically, and this is the part pricing strategy gets wrong most often. A lower price can move two different levers in opposite directions at once: it increases the number of people willing to buy, while simultaneously decreasing how valuable the product seems to each of them. For low-involvement, low-risk purchases, the volume effect usually wins. For anything positioned as premium, complex, or identity-linked, the perception effect can dominate — a price cut can make a product look cheaper in the pejorative sense, not just the numerical one.

Luxury brands operate almost entirely on this second dynamic. Premium brands often position products as high-end not solely on the basis of manufacturing cost, but to use price itself as a signal of exclusivity — a relationship where cutting the price doesn't just risk losing margin, it risks damaging the very thing customers were paying for.

What Role Does the Reference Price Play?

A closely related effect, anchoring, means consumers rarely judge a price in isolation — they judge it against whatever price they saw first, whether that's a "regular price" crossed out next to a sale price, a competitor's listing, or their own memory of what they paid last time. A $150 item discounted from a listed $200 feels like a meaningful bargain, even if $150 is close to the item's actual market value; the anchor, not the price itself, is doing most of the psychological work.

This is why frequent discounting is a genuinely risky long-term strategy, not just a short-term revenue tool. Repeated discounts train the anchor downward — the "real" price in a customer's mind eventually becomes the discounted price, not the original one — which erodes the exact perception a business may be relying on to justify its full price in the first place.

Is the Price-Quality Effect Ever Wrong or Unreliable?

Yes, and it's worth being direct about the limitation rather than treating the heuristic as a universal rule. It's a mental shortcut, not a law — high prices don't always correlate with high quality, and relying on that assumption can genuinely mislead consumers, which is exactly why the effect is classified as a cognitive bias rather than a rational inference. Market anomalies break it constantly: clearance sales move high-quality goods at low prices with no quality change at all, and a well-known, trusted brand can charge a premium that has more to do with familiarity and marketing than any measurable difference in the product itself.

What Should This Actually Mean for Pricing Decisions?

The practical takeaway is that a price isn't just a number attached to a transaction — it's a piece of content the consumer reads before they've experienced the product at all. That means:

Price is never a neutral input. It's one of the loudest signals a business sends about what it believes its own product is worth — and consumers, lacking better information, generally believe it.

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Related reading: How Can Small Businesses Use AI? and How Does Answer Engine Optimization (AEO) Work? More about Josh Popkin.