Why You Can't Keep Money in Your Pants: Dopamine, Scarcity & Your Spending Brain

Josefina Bonilla Velez: I am Josefina Bonilla-Velez and this is Money in Motion. Have you ever gone to the store just for a hand towel and 20 minutes later you are walking, actually skipping out of the store with a candle, of course, to add to your collection, a throw blanket and a face mask? I had a list. I had a budget. I knew exactly what I needed and somehow none of that mattered. If you've ever done this, you know the moment. The worst part is when you get home, you can't even really remember what you bought. Maybe it ends up in the closet somewhere. Sound familiar? Then comes the guilt, the remorse and the judgment about your lack of discipline or your moment of weakness. But something bigger is happening here. Your brain is being hijacked. by dopamine. Most people think dopamine is a pleasure chemical, buy something, feel good dopamine. But that's not actually how it works. Research on the brain's reward system shows dopamine fires before the reward, in the anticipation, the wanting, the chase, not the having. The moment you see something marked 40 % off, open a shopping app, oh wait, Macy's just sent me a 70 % sale. Your brain has already gotten the reward. The purchase isn't the hit. The possibility is. It's the prelude to the kiss. Neuro science research reward prediction shows the dopamine spike happens ⁓ anticipation. That is why you finally buy the thing you were thinking about and the excitement disappears almost immediately. The spike ⁓ happened. The retail industry understands this extremely well. Limited ⁓ only left. Today only. These are not just marketing phrases. They are dopamine triggers designed to create urgency and anticipation. And once your brain is in that state, the thinking part of your brain is already behind. There is another layer to this, and it has to do with scarcity, the scarcity mindset. Behavioral economists studied how financial stress affects the brain and found something striking. When people feel like they do not have enough money, their brain narrows their focus into survival mode. Bills, pressure, getting through the month. That mental load drains the ability to make careful decisions. In their research, the cognitive impact of financial stress was equivalent to losing about 13 IQ points in decision-making capacity. It is not that you suddenly forgot how to manage money. Scarcity also makes spending feel rewarding. When you have been saying no to yourself for weeks, your brain reacts more strongly when a spending opportunity appears, aka a sale. That is why the weeks you feel the most stressed about money can also be the weeks you spend the most. Your brain is looking for relief. Advertising has amplified this for decades, especially for women. Think about the line, because you're worth it. The message ties self-worth directly with purchasing. Treat yourself. Reward yourself. You deserve it. When you're tired or overwhelmed, the dopamine says yes. The stress brain says yes. And the credit card? Absolutely yes. Then the statement arrives and tells a very different sad story. This is how money slips away, not through one big decision, but through dozens of small ones that felt completely reasonable in the moment. So how do we keep more money in our pants? First, name what is happening. When you feel that pull to buy something, pause and say it. This is dopamine. That simple moment. activates the thinking part of your brain. Second, create time between impulse and purchase. A simple rule that I use is 24 to 48 hour pause that interrupts the dopamine cycle. Third, reduce the pressure of scarcity wherever you can. Research shows that even a few hundred dollars in emergency savings can measurably reduce financial anxiety because your brain finally has a little breathing room. Once you understand the system running underneath your decisions, things start to change. The pull is still there, but now you recognize it. That buzz, that urgency to buy something right now, that, my friend, is dopamine. And once you see it clearly, you have a choice. Let's keep our money in our pants. Subscribe today wherever you listen to podcasts.