Blame the US tax code for Apple, Pfizer By: CNBC.com News April 29, 2014 at 10:56 AM EDT Don't blame Apple for its debt offering or Pfizer for going overseas-blame those who write the US tax code, says NYU Stern Professor Aswath Damodaran. Read More >> Related Stocks: Apple Astrazeneca Plc ADR Pfizer Twitter, Inc.