Source: Business WeekPublished: May 1999
Source: David RubensteinPublished: September 2018
Source: Greg Linden (LinkedIn)Published: April 2006
Source: Chuck SeverancePublished: December 2013
Source: StatistaPublished: March 2020n = 11,537 respondents
Source: Statista, data from H1 (first half) 2018Published: March 2019
Source: eMarketerPublished: 2018