The Endowment Effect: Design Strategies to Promote Ownership

Discover how the endowment effect, a cognitive bias that makes us overvalue things we own, can be harnessed to increase user engagement and loyalty in product design, with real-world examples from Pinterest and Minecraft, and strategies like personalization and user-generated content.

Blake Bassett
Nudge Notes
4 min readSep 23, 2023

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The Endowment Effect: A Powerful Cognitive Bias

As we navigate the labyrinth of human behavior, one fascinating cognitive bias continues to captivate researchers and designers alike — the endowment effect. Coined by Nobel laureate Richard Thaler, it refers to our tendency to overvalue things merely because we own them. In a nutshell, once something becomes “ours,” its perceived value increases significantly in our minds.

This psychological phenomenon has profound implications for product design and management. By harnessing the power of this cognitive bias, you can encourage users to feel ownership towards your products or services, thereby increasing their engagement and loyalty.

Understanding The Endowment Effect

At its core, the endowment effect is about loss aversion. According to psychologists Daniel Kahneman and Amos Tversky’s Prospect Theory (1979), humans are more motivated to avoid losses than they are by equivalent gains. This means that losing $100 feels worse than gaining $100 feels good.

In essence, when people take ownership of an object or idea — even temporarily — they assign it more value than before they owned it. This explains why people often demand much more money for objects they own compared with what they would be willing to pay for the same object if it belonged someone else.

The Science Behind It

A study conducted at Duke University illuminated how powerful this effect can be. Students who won tickets in a lottery demanded prices approximately 14 times as high as those offered by students who did not win tickets but were asked how much they would pay for them.

Cognitive neuroscience suggests that this might be due to changes that occur in our brain when we take possession of items. Research indicates that claiming ownership activates similar neural pathways associated with our sense of self-identity — further cementing the bond between us and our possessions.

Endowment Effect in Action: Real-World Examples

Certain companies have successfully leveraged the endowment effect to enhance user engagement. One prime example is Pinterest, a platform that allows users to create ‘boards’ of their favorite images or ideas. By giving users the ability to curate and personalize these boards, Pinterest encourages a sense of ownership — making it more likely that users will return regularly and engage with the platform.

Similarly, video games like Minecraft offer players an open world where they can build structures from scratch, fostering a strong sense of ownership over their creations which motivates continued engagement.

Leveraging The Endowment Effect: Design Strategies To Promote Ownership

Now that we’ve established what the endowment effect is and its potential implications for design let’s explore some strategies on how you can leverage this phenomenon in your designs:

1. Personalization

This strategy involves allowing users to customize aspects of your product or service according to their preferences. By doing so, you give them an opportunity to put a bit of themselves into your product — strengthening feelings of ownership.

2. User-generated content

User-generated content (UGC) refers to any form of content created by consumers or end-users typically made available via social media platforms or other digital channels. UGC tends to generate strong feelings of attachment because it involves personal investment — “I built this; therefore it’s valuable.”

3. Progress Tracking

This approach taps into our innate desire for achievement by showing progress over time. This could be through gamification elements like badges or points systems, daily streaks like those used in language learning app Duolingo, or visual progress bars. As users invest more time and effort, their perceived value of the product increases.

4. Trials and previews

Offering trials or previews can trigger the endowment effect by giving users a taste of ownership before they commit to a purchase. This is why software companies often provide free trial periods — once you start using the product and incorporating it into your workflow, you’re more likely to perceive its value as higher than before when you decide whether to purchase it.

The Endowment Effect: A Cautionary Note

While leveraging the endowment effect can be an effective strategy for increasing user engagement, it’s important to use this approach ethically and with caution. Overuse could lead to manipulative design practices that exploit cognitive biases at the expense of user welfare — an issue increasingly scrutinized.

In conclusion, understanding behavioral economics principles like the endowment effect can offer valuable insights for designing products and services that resonate with our innate human tendencies. By fostering a sense of ownership among your users, you not only enhance their experience but also increase their loyalty towards your brand — creating a win-win situation for all involved parties.

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Blake Bassett
Nudge Notes

Director of Product at Tubi. Interested in product development, leadership, strategy, and entrepreneurship in tech.