Warren Stephens: Inside the Wal-Mart Culture by Gwen Moritz Posted 7/2/2012 12:00 am Updated 5 years ago Wal-Mart's corporate culture has kept alive Sam Walton's style of frugality. Want the Full Article? Get Unlimited Archive Access for $19.95 per Year Readers must pay to access stories older than 15 days. Purchase Now Already have archive access? Login to view this article.