Present bias is prioritizing the rewards and consequences of the here-and-now over the rewards and consequences of the there-and-then. We would rather have $100 now than $150 next year. We eat the chocolate cake today and say we’ll hit the gym tomorrow. We buy the new jeans today and say we’ll face the credit card bill next month. This isn’t a twentysomething problem. It’s a human problem, one that underpins addiction, procrastination, health, oil consumption, climate change, and, yes, saving for retirement. It is often difficult to imagine and give weight to things that will happen down the
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