CORRECT: Spark, Vocus chase higher margins in 'saturated' broadband market

CORRECT: Spark, Vocus chase higher margins in 'saturated' broadband market
Paul McBeth
(Fixes CallPlus/Vocus relationship in lede) By Paul McBeth Aug. 22 (BusinessDesk) - Spark New Zealand and CallPlus's owner Vocus Group are targeting bigger margins in a "saturated" broadband market where firms are fighting aggressively for market share.  Auckland-based Spark increased gross margin by 6.7 percent for its $685 million of broadband revenue in the 12 months ended June 30, benefitting from cheaper wholesale access to Chorus's network as its wireless broadband customer numbers rose to 116,000. Switching customers to higher-v...