Original Spanish version published in El Comercio newspaper on April 14, 2015
[i] Jack and Suzy Welch, “Winning: The Answers: Confronting 74 of the Toughest Questions in Business Today” in A Companion to the #1 Bestseller WINNING: THE ANSWERS Confronting 74 of the Toughest Questions in Business, 2007 https://silo.pub/winning-the-answers-confronting-74-of-the-toughest-questions-in-business-today.html visited 24 September 2020