Summary: While Republicans in Congress celebrate the final version of the tax bill, we’re asking: How are they going to pay for this thing? The Washington Post’s Catherine Rampell and Rachel Abrams from The New York Times weigh in on that and the week’s economic news. Yesterday’s big regulation rollback was net neutrality; today, Homeland Security said it will end an Obama-era regulation that allowed the spouses of H-1B visa holders to legally work in the U.S. Plus, '90s kids came of age on AIM, AOL’s instant messaging service, and today it’s shutting down forever. Marketplace’s Reema Khrais tells AIM’s origin story and logs off one last time.
