UPDATE 1-Global advertising expenditure to grow by 4.1 pct in 2018 -Zenith
December 04, 2017 at 04:06 AM EST
Dec 4 (Reuters) - Leading forecaster Zenith lowered its prediction for global advertising expenditure growth in 2018 to 4.1 percent to reach $578 billion by the end of the year, with marginal downgrades in North America, Western Europe and Asia Pacific.