(The article titled “A More Sustainable Supply Chain” https://hbr.org/2020/03/a-more-sustainable-supply-chain should be used as a guide)

Some multinational corporations (MNC) have more tiers in their supply chain, resulting in challenges to upholding and adhering to social and environmental standards.

Many MNCs have faced scandals brought about by suppliers that, despite being aware of sustainability standards, have nevertheless gone on to violate them.

In this exercise, you own a company with a multi-tiered supply chain, meaning that your primary supplier gets some supplies from a secondary supplier before reaching your organization.

Understanding that there are special challenges in governing lower-tier suppliers, what strategic steps would you take to ensure supply chain sustainability, using Direct, Indirect, and Collective efforts?