世界基准联盟（WBA）：2021年改变系统需要一个系统：为基准公司实现可持续发展目标的七个系统变革报告（英文版）

A lot has happened since we first published our paper on systems transformations, ‘Measuring what matters most’. 2020 should have kick-started the Decade of Action on the United Nations’ Sustainable Development Goals (SDGs) but was derailed by COVID-19 almost before the year had started. The world is experiencing one of the largest public health crises in a century, causing severe shocks to economic, social and health systems across the globe. The COVID-19 pandemic has shown us how interconne