New U.S. tariffs are weighing on shares of e-commerce companies this week, including tech giant Amazon stock. Tariffs could slow consumer spending and cut into margins for U.S. e-commerce companies, ...

EBay and Amazon account for 70 percent of the mobile ... EBay first launched its mobile site in 2003 that included an integration with PayPal, and there have been a series of updates.

The partnership is expected to give eBay a competitive boost as it continues to battle with e-commerce giants like Amazon (AMZN ... about how Marketplace’s integration into Facebook limits ...