Qatar Electricity and Water Company’s (QEWC) capital expenditure (capex) is slated to increase substantially to QR7.6bn ($2bn) in 2016-18 against a total QR1.6bn spend during 2012-14, according to Moody’s, a global credit rating agency. “QEWC’s capex has increased to QR1.03bn in 2015 from QR0.76bn in 2014 due to the completion …