Why impulse purchases feel rational in the moment
You're standing at the checkout, or hovering over the "buy now" button, and in that moment the purchase feels entirely reasonable. The item is useful. The price is fine. You deserve it. An hour later, the logic is harder to find.
This is the experience that behavioral economists call "present bias" in action. The brain weights immediate reward much more heavily than future cost. It's not a character flaw, it's a feature of how the reward system processes time. The session on emotional spending and the reward loop covers this in depth.
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