Latest / Behavioral Economics with Fexingo: Decision Making, Bias, and How People Really Spend / Why Your Brain Treats a Cheap Price as a Dangerous Signal
Transcript
- Lucas: Let's talk about a price that feels dangerous. Luna: Dangerous? As in, too high? Lucas: No, the opposite. Too low. There's a growing body of research showing that when a price drops below a certain threshold, consumers don't see a bargain — they see a red flag. Luna: So cheap can actually hurt you. That runs counter to a lot of marketing intuition. Lucas: Exactly. And it's particularly pronounced in services where the outcome is uncertain — medical procedures, car repairs, home renovations. Places where the buyer can't fully evaluate quality beforehand. Luna: Right, that's the classic information asymmetry problem. Akerlof's 'market for lemons'. Lucas: Exactly. But the behavioral twist is that price itself becomes a signal. A 2022 study by Ayelet Gneezy and her co-authors ran a series of experiments where they asked people to evaluate dentists offering a standard implant procedure. Luna: And what did they find? Lucas: When the dentist charged $1,200 per implant — which was below the local average — participants rated the dentist as less competent, less trustworthy, and they were significantly less likely to book the appointment. They actually preferred a dentist charging $1,800. Luna: So the higher price made people feel safer. They inferred competence from the cost. Lucas: Exactly. The researchers call this the 'cheapness paradox' — lowering the price can reduce demand because it signals lower quality or higher risk. And this effect was strongest when the stakes were high and the buyer had little expertise. Luna: I can think of a real-world case. There was a period where Groupon was huge for local services, and a lot of dentists and spas offered huge discounts. But many reported that those customers were less loyal, more demanding, and often didn't come back at full price. Lucas: Right, that's a related phenomenon. But the Gneezy study is about something more fundamental — it's not just that discount customers are sticky about price. It's that the discount itself makes them question whether the provider is any good. Luna: So the cheapness paradox is an anchor problem, but in reverse? Instead of a high anchor making things seem reasonable, a low anchor makes you doubt the whole transaction. Lucas: Exactly. And the effect isn't limited to medical services. They replicated it with car mechanics, tax preparers, even wedding photographers. In every case, a price below market triggered a negative inference about competence and integrity. Luna: Let me play devil's advocate. Doesn't this depend on the category? For a commodity like, say, bottled water or generic batteries, cheaper is usually better. Lucas: Absolutely. The cheapness paradox is strongest in what economists call 'credence goods' — things where you can't judge the quality even after consumption. You don't really know if your dentist did a good job until years later, if ever. For search goods — things you can evaluate before buying — the effect is much weaker. Luna: So the key variable is uncertainty. The less you know about what you're buying, the more you lean on price as a proxy for quality. Lucas: Exactly. And that's why luxury brands have built entire business models around this. Rolex doesn't just sell watches — it sells a price signal that says 'this is not a cheap knock-off.' The high price is part of the product. Luna: But there's a nuance. In the Gneezy study, the cheap price didn't just signal low quality — it also made people worry the provider might cut corners or even cause harm. It was a safety concern. Lucas: Right. They had a condition where the dentist was described as 'new to the area' versus 'established,' and the cheap price hurt the established dentist even more. It's not just about reputation — it's about the price itself violating a norm. Luna: So what are the practical implications for a startup or a small business owner who can't afford to be the premium player? How do you avoid the cheapness trap? Lucas: One approach is to reframe the price. Instead of 'discount,' call it a 'limited-time introductory offer' with a clear expiration. That signals that the low price is temporary, not a reflection of ongoing quality. Luna: Or bundle it with a strong guarantee. If you say 'if you're not satisfied, we'll refund 200 percent,' that can offset the risk signal. Lucas: Exactly. The guarantee acts as a counter-signal — it says 'we're so confident you'll love this that we're willing to absorb the risk.' The researchers actually tested that. When a cheap dentist offered a money-back guarantee, the distrust effect disappeared. Luna: It's a fascinating example of how price is never just a number. It carries psychological weight that can make or break a transaction. Lucas: And it ties into something we've discussed before: the idea that our brains are constantly inferring hidden information from surface data. A price is not a neutral fact — it's a story about the seller's intentions. Luna: So if you're pricing a new service, you might actually want to start higher than you think, and then offer a discount from that anchor, rather than starting low. Lucas: That's exactly the strategy. It's called 'premium decoy pricing' in some contexts. You show a high price first, then a lower but still substantial price, so the buyer feels they're getting a deal without doubting quality. Luna: It's also worth noting that this effect is culturally dependent. In some markets, haggling is the norm and low initial prices are expected. The cheapness paradox might be weaker there. Lucas: Good point. Most of this research is done in Western, educated populations. But the underlying mechanism — uncertainty plus price as a signal — should hold wherever buyers feel they can't judge quality. Luna: I want to bring up one more study. There's a classic experiment where people tasted the same wine but were told different prices. They reported the expensive wine as tasting better, and brain scans showed more activity in the orbitofrontal cortex — the pleasure center. Lucas: Right. That's the famous Plassmann study from Caltech. It shows that price literally changes the experience. So the cheapness paradox isn't just about avoiding a bad outcome — it's also about diminishing the actual enjoyment. Luna: Which suggests that if you're a business selling something experiential, like a restaurant meal or a spa treatment, pricing too low could actually reduce the customer's satisfaction, even if the quality is identical. Lucas: Exactly. And that's a dangerous spiral — lower price leads to lower perceived quality, which leads to lower satisfaction, which leads to fewer repeat customers. You end up worse off than if you'd charged more. Luna: It's a really counterintuitive insight. Most people think the cheapest option is the most rational choice. But behavioral economics shows that rationality is more complicated. Lucas: And that's why I love this field. It keeps reminding us that our intuition about prices — and about so many things — is often wrong. Luna: If walking through the economy with us has made something click about your own spending or pricing decisions, that's exactly why we do this show ad-free. We think that's more valuable than interrupting the conversation with commercials. Lucas: Yeah, we keep it clean deliberately. And if that approach resonates with you, the most direct way to support it is buy me a coffee dot com slash fexingo. No pressure — just if you want to help keep the episodes free for everyone. Luna: And we mean that. It's a small gesture that goes a long way for us. Lucas: Alright, back to the cheapness paradox. One more angle I want to touch on is the role of expertise. In the Gneezy study, they found that people with more knowledge about dentistry were less influenced by the cheap price. They had their own internal quality signals. Luna: So the effect is strongest for the most vulnerable consumers — people who don't know much about the service they're buying. Lucas: Exactly. And that raises an ethical question. If you're a business, is it manipulative to price higher to signal quality? Or is it just honest communication? Luna: I think it depends on whether the higher price is backed by actual quality. If you're just inflating the price to exploit the bias, that's deceptive. But if you're genuinely better, then the price is a legitimate signal. Lucas: Right. The key is that price signals only work if they're correlated with actual quality over time. If too many cheap providers are actually good, the signal breaks down. Luna: So the cheapness paradox is a kind of equilibrium. It exists because in many categories, price and quality are genuinely correlated. Our brains have learned to use that correlation. Lucas: Exactly. And that's the takeaway: price is never just a number. It's a piece of information that shapes our entire perception of the product or service. So next time you see a deal that seems too good to be true, your skepticism might be perfectly rational. Luna: Or at least, perfectly human.