Amazon.com (NASDAQ:AMZN) recently reported earnings results that were held back by slowing growth in the company's international sales. In the video below, Fool contributor Demitrios Kalogeropoulos discusses how Amazon's weakness overseas was driven by soft sales of digital products and the lack of cloud services revenue. With major rivals boosting their investments in both areas, Demitrios argues that achieving sales growth will only get tougher for Amazon from here.

Fool contributor Demitrios Kalogeropoulos owns shares of Apple. The Motley Fool recommends Amazon.com, Apple, and Google. The Motley Fool owns shares of Amazon.com, Apple, Google, and Microsoft. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.