BusinessGlobal issues'We need to define what green investment means'03:52This browser does not support the video element.BusinessGlobal issuesJanelle Dumalaon11/03/2021November 3, 2021ESG investing, which focuses on environmental and social aspects as well as governance issues, is all the rage on financial markets currently. But Karen Pittel from the ifo think tank says clear ESG rules are missing.Copy linkAdvertisement