What you need to know on Wall Street today

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Congress passed the final version of the Republican tax bill on Wednesday, capping off a furious seven-week push to bring about the most sweeping changes to the US tax code in decades. Here’s what you need to know:

In markets news, Chipotle’s latest health scare caught traders completely off-guard. And Art Cashin, director of floor operations at UBS, sent out his annual Christmas poem. And in crypto news:

Lastly, here are the 17 business books everyone will be reading in 2018.