The NZ sharemarket has had a quiet trading session and closed down 28.91 at 11,112.16. Overnight, the Dow Jones closed 69.86 higher at 31,037.68. Falls were modest. Mainfreight slowed by 20c at $70.30. Contact Energy came back by 13c to $7.30 and Auckland Airport was down 18c at $7.34. Briscoe Group shed 15c to $5.55 […]