The ERB is concerned that ZESCOâââs overall performance with regard to Key Performance Indicators (KPIs) for the period 2008 to June 2010 is below the set targets. The utility is therefore implored to redouble effort in improving its performance in relation to KPIs before April 2011, especially in light of the tariff increases approved by ERB for 2008, 2009 and 2010 Full StatementÃÂÃÂ[ ]
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