McKinsey Insights: Diversity Wins. How inclusion matters (May 19, 2020).

This report maintains the business case for the consistent findings that demonstrate the likelihood of financial outperformance for business that are more ethnically and culturally diverse at the executive level. In 2019, top-quartile companies outperformed those in the fourth one by 36 percent in profitability, slightly up from 33 percent in 2017 and 35 percent in 2014.