KEY POINTS
Long exposure of pedestrians and traffic outside Piccadilly Circus tube station in London, taken on October 21, 2014.

The money spent on advertising by brands across Europe generates up to a seven-fold contribution to the economy, according to a new study.

More than €92 billion ($98 billion) was spent on advertising in 2014 (the most recently-available figures when the report was written) and the estimated effect on Gross Domestic Product (GDP) was €642.8 billion, a nearly seven-fold impact.