# The Sustainable Share Index™, research by the Center for Sustainable Business and IRI, is referenced.

1 School News June 20, 2019 ![Quartz logo](/sites/default/files/styles/246w/public/assets/images/con_038218.gif?itok=JIQPnzXd)>

Excerpt from [Quartz](https://qz.com/quartzy/1648911/norway-questions-the-sustainability-of-hms-conscious-collection/) -- "An extensive review of five years of consumer-product sales by researchers at New York University’s Stern Center for Sustainable Business found that products marketed as sustainable saw sales grow much faster than products not marketed that way."

[Read more](https://qz.com/quartzy/1648911/norway-questions-the-sustainability-of-hms-conscious-collection/)