American/Japanese Insurance Co AFLAC 4Q 2017 Revenues Down 9%, Pretax Income Down 13%, But With Net Income Up 213% .................................................................................... What's Going On Here? It's the Same Thing That's Happening With So Many Large US Corps: The Impact of the Trump Tax Bill and Its Tax Debt Forgiveness Feature Which Resulted in Reduced Income Tax Expense of $1.7 Bil in the 4Q 2017 For AFLAC and Its Cute Duck