UPDATE: Vodafone NZ back in black in hotly contested market

UPDATE: Vodafone NZ back in black in hotly contested market
Paul McBeth
By Paul McBeth Aug. 21 (BusinessDesk) - Vodafone New Zealand's books were back in the black after three years in the red as the country's biggest mobile operator boosted revenue in an increasingly competitive telecommunications sector.  Auckland-based Vodafone reported a profit of $57.5 million in the 12 months ended March 31, turning around a loss of $18.3 million a year earlier, financial statements lodged with the Companies Office show. Revenue edged up 2.8 percent to $2.05 billion, with a 2.7 percent increase in cost of sales to $979....