A plan to merge two FTSE-listed funds to form the UK’s largest infrastructure investment firm has been abandoned after shareholders expressed frustration with the terms of the deal. HICL Infrastructure said it will no longer be proceeding with its planned merger with The Renewables Infrastructure Group (TRIG) after its board “determined that it cannot progress the transaction without a substantial majority of support from its own investors”. “Both boards remain convinced of the strategic rationale for the combination,”…