GM tests holiday car decorations impact on gas mileage
GM engineers measured effects of Rudolph and other decorations on aerodynamics. Reindeer antlers reduce highway fuel efficiency by about 1 mpg and raise drag by 3 percent. a roof bow cuts 3.5 mpg with 15 percent drag rise. a roof tree causes 30 percent mpg drop and 70 percent drag increase. a grille wreath has no aero gain but may hinder cooling.
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Rudolph
General Motors
Santa
Joel Ruschman
GM Aero Performance
FEC approves disclaimer rules for Facebook ads
Federal election regulators told Take Back Action Fund that its Facebook ads must include who paid for them. The unanimous vote narrows its impact while signaling future broader rules on digital advertising amid concerns over Russian influence in the 2016 election.
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Washington
Federal Election Commission
Ellen Weintraub
Commission
Take Back Action Fund
John Pudner
Pudner
Caroline Hunter
Tal World
Matthew Petersen
Trump
Facebook
Congress
Retailers cut Black Friday discounts vs last year
Market Track via eMarketer finds 44 percent average discounts in 2017 Black Friday circulars from 15 brick-and-mortar retailers, down from 45 percent in 2016, with Best Buy JCPenney and Target cutting modestly while Walmart and Sears saw small gains.
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Market Track
eMarketer
Best Buy
Jcpenney
Target
Walmart
Sears
BestBlackFriday.com
National Retail Federation
Leo Sun
The
Motley Fool
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