Investors had a few good reasons to keep their expectations for eBay's (NASDAQ: EBAY) second-quarter results in check. Its sales growth pace had badly trailed fully integrated e-commerce rivals like Amazon.com (NASDAQ: AMZN) and Walmart (NYSE: WMT), after all. And the online marketplace has announced lower profitability due to the expensive investments management is making in the business.eBay's recent earnings report didn't change the big-picture narrative that paired market-share challenges with reduced profit margins.Let's take a closer look.Continue reading