The Mixed Impact of 2017 Corporate Tax Cuts

The Mixed Impact of U.S. Corporate Tax Cuts

https://www.gsb.stanford.edu/insights/mixed-impact-us-corporate-tax-cuts

How FedEx Cut Its Tax Bill to $0

https://www.nytimes.com/2019/11/17/business/how-fedex-cut-its-tax-bill-to-0.html

Why Amazon May Pay No Federal Income Taxes This Year

https://fortune.com/2019/03/01/amazon-federal-corporate-income-tax/