At the 2014 ECO:nomics Conference in California, Wal-Mart Chairman Michael T. Duke discusses his primary motivation for sustainability and the four keys to corporate social responsibility:

1. Doing What’s Right – Man’s greatest responsibility is to live sustainably
2. Consumer Demand – Customers will expect and reward more focus on sustainability from corporations worldwide
3. Right for Shareholders – Wall-Mart has saved millions of dollars through sustainable practices
4. Pride for Workers – There is a global interest in working for a company with a focus on sustainability