Five years ago the renewable-energy yieldco blew onto US stock markets in a whirlwind of hope and hype, raising billions of
Yieldcos catch a second wind
IN DEPTH | The once-innovative business model hit a wall in late 2015, but the survivors have begun to bounce back, writes Karl-Erik Stromsta
19 January 2019 7:13 GMT
Updated
21 January 2019 8:25 GMT
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