It appears Google has an advantage point over e-commerce competitor Amazon. The search engine’s move last fall to convert to all-paid product listing display ads in search results is paying off, according to a survey released today. Digital ad management provider Marin Software discovered that advertisers managing $4 billion annually in online ad campaigns through its platform spent 600 percent more on Google product listing ads after the change in October than before.

Image from android.pandaapp.com

Read on at Wired.