How Wal-Mart Stores Inc. Makes Most of Its Money

Wal-Mart (NYSE: WMT) is the biggest retailer on the planet. A ruthless competitive strategy focused on offering the lowest possible prices has yielded a business that generates nearly $500 billion of annual revenue. Its long-term stock returns have been phenomenal, too, as its founding share owners are some of the richest people in the world.

Let's take a look at the main sources of revenue and profits for one of capitalism's greatest success stories.

Image source: Getty Images.

Source: Fool.com