“E-commerce has been expanding at an average rate of 20% a year as bricks-and-mortar shops have languished”, according to The Economist.
The growth of online activities is extremely fast and it is proved by the success achieved by e-commerce giants like Amazon and Alibaba that offer innovative products and services.
The competition is strong, as well: each company strives for offering a broad choice of goods with more price transparency.
But what is the key of success for both the companies?
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