Walmart isn't likely to catch up to Amazon in online sales anytime soon. Last year, Amazon was responsible for 37.6% of U.S.

But it can also be pretty exhausting. SEE ALSO: Best Buy is treating most of November like Black Friday Amazon and Walmart go hard for Black Friday, but which retailer actually offers the best ...

Walmart and Amazon shares tend to drop in December despite holiday shopping frenzy. Discounting for sales reduces profit ...

Walmart (NYSE: WMT) may be the largest company in the U.S. by sales, but it keeps making its top line bigger. For a while, it looked like competitor Amazon (NASDAQ: AMZN) was poised to overtake it ...