Pessimism grows at Davos and Snickers digs a hole: Wednesday Wake-Up Call

Welcome to Ad Age’s Wake-Up Call, our daily roundup of advertising, marketing, media and digital news. If you're reading this online or in a forwarded email, here's the link to sign up for our Wake-Up Call newsletters.Business leaders gathered at Davos this week were greeted with a disheartening survey from PwC that finds more than half of chief executive officers believe economic growth will slow this year. Just last year, optimism was at record levels. “At the time, 57 pe