San Jose, CA-Based Software Company Cadence Design Systems Had a Strong 4Q 2017 With Revenues Up 7%, Operating Income Up 53%, With Pretax Income Up 47%, But With Net Income Down 138% .................................................................................... What's Going On Here? It's the Same Thing That's Happening With So Many US Multi-National Technology Companies: The Impact of the Trump Tax Bill on Increasing Income Tax Expense in the 4Q 2017, Which in Cadence Design Systems Case Resulted in a $92 Mil Earnings Charge .................................................................................... Absent This Trump Tax Bill Earnings Charge, Cadence Design System's 4Q 2017 Net Income Would Have Increased By a Very Impressive 103%