Hardware stores and home improvement shows often promote do-it-yourself projects. And while it’s challenging to make your own projects look as good as the ones on TV or in glossy brochures, building something yourself can be a very rewarding experience. The trouble is, the DIY approach can sometimes cloud your perceptions of the value of your project. In this episode of Choiceology with Katy Milkman, we look at how putting personal effort into something—be it a hand-knit scarf, a new deck, or even a small business—can lead people to overestimate the value of that effort.