Walmart is eyeing greater energy efficiency and less reliance on fossil fuels as key drivers of its low cost, low price business model.

Expenses related to Walmart’s ongoing Foreign Corrupt Practices Act and related compliance matters will reach $200 million by the end of the first quarter, according to disclosures made Thursday in conjunction with the release of fourth quarter financial results.

Wal-Mart Stores, Inc., president and CEO Mike Duke claims to love working for a company where success and size have resulted in high expectations, but that love affair may be ending in 2013.

Walmart’s ongoing investigation into bribery allegations was thrust into the spotlight again on Monday after the New York Times ran a lengthy piece detailing how an elaborate series of payments accelerated construction of a controversial store in Mexico City.

Wal-Mart Stores, Inc., president and CEO Mike Duke appeared earlier this week at a meeting of the Council on Foreign Relations where he shed light on a range of topics that weren’t fully captured by headlines and soundbites from the event.

For a split second after the presidential election the victor and the vanquished struck a conciliatory tone on finding the balance between raising taxes and cutting spending. Wal-Mart Stores, Inc. president and CEO Mike Duke wants the issue resolved as soon as possible.

Speaking at an event in Beijing, Walmart president and CEO, Mike Duke, outlined Walmart's plans to create a more sustainable global supply chain.

All Walmart and Sam’s Club merchants can expect to have a portion of their compensation tied to the achievement of live better sustainability goals in 2013 as part of what president and CEO Mike Duke called an unwavering commitment to sustainability.

Walmart president and CEO Mike Duke is the newest inductee into the Network of Executive Women’s CPG/Retail Diversity Hall of Fame. For a recap and photos of the event, click here.

First quarter profits at Walmart exceeded analysts’ estimates as same-store sales increased 2.6% and the company said it strategy of low prices on a broad merchandise assortment is resonating again with shoppers.

After the pounding Walmart and its president and CEO Mike Duke have taken in recent weeks in the media over the alleged Mexican bribery and cover up scandal detailed by the New York Times, the company and its leader received some good news this week from the Network of Executive Women.