Is Amazon's Golden Goose Turning Into a Red Flag?

Amazon's cloud business is losing market share to Microsoft and Google.Amazon (AMZN -0.29%) has dominated the U.S. e-commerce market for decades, but sales from its online store haven't been the company's main growth driver in recent years. The company's golden goose is cloud computing.Some investors may not realize that Amazon Web Services (AWS) generates most of Amazon's profit, not online retail. The growth in AWS in recent years has, in a lot of ways, strengthened Amazon's e-commerce business. For examp ...