This article presents multiple areas of evidence showing that company adoption of artificial intelligence is extremely rapid.  That speedy absorption should correlate into a big impact on the world economy.

https://hbr.org/2018/10/how-competition-is-driving-ais-rapid-adoption

“How will AI impact the economy in broad terms? The answer hinges on both on what AI can be used for and the dynamics of a competitive race to adopt AI that’s set to unfold between firms.”