About the Book Amazon, Apple, Facebook and Google are the four most influential companies on the planet. Just about everyone thinks they know how they got there. Just about everyone is wrong

Time  Spent  on  Facebook,  Instagram,  &  WhatsApp  per  Day,  December
2016
“How Much Time Do People Spend on Social Media?” MediaKix.
Number of Timeline Posts per Day—Single vs. In a Relationship
Meyer,  Robinson.  “When  You  Fall  in  Love  This  Is  What  Facebook  Sees.”
The Atlantic
.
Individuals Moving from/to WPP to Facebook & Google
L2 Analysis of LinkedIn Data.
Global Reach vs. Engagement by Platform
L2 Analysis of Unmetric Data.
L2 Intelligence Report: Social Platforms 2017. L2, Inc.
U.S. Digital Advertising Growth, 2016 YOY
Kafka, Peter. “Google and Facebook are booming. Is the rest of the digital ad
business sinking?” 
Recode
.
Market Capitalization, February 2016
Yahoo! Finance. Accessed in February 2016. 
https://finance.yahoo.com/
YOY Performance of Top CPG Brands, 2014–2015

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“A  Tough  Road  to  Growth:  The  2015  Mid-Year  Review:  How  the  Top  100
CPG Brands Performed.” Catalina Marketing.