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Americans are spending more time price comparing goods while browsing the aisles at brick-and-mortar retail stores, using their smartphones to gather more information.

Amid the rollout of emergency plans on Tuesday night, US President Donald Trump tweeted: "At the request of US Senator Thom Tillis, I am getting the North Carolina Emergency Declaration completed and signed tonight!"

Amina Mohammed (right), cabinet secretary in Kenya's Ministry of Education, Science and Technology and Bai Chunli (left), president of the Chinese Academy of Sciences display the signed document on Dec 13, 2018 in Nairobi, Kenya. [Photo provided to China Daily]

Amazon’s cloud investments are a little harder to divine, given that the company reports capital expenditures across its entire business, which includes fulfillment centers and robots and massive downtown Seattle construction projects. But Brian Olsavsky, Amazon’s chief financial officer, pointed out on its own earnings call that capital leases related to AWS increased just nine percent during the quarter, citing internal moves to improve efficiency within those data centers.

Amazon’s “Delivery Drone.”