$15,550 Pb $1853 -$15 $1750 $1855 The base complex edged higher on a weaker dollar and concerns about The ECB toughening its stance on Greece. Australia New Zealand Bank has lowered its estimate for Copper to $5850/MT, Aluminum to $1800/MT, Nickel to $17,625, Lead to $1850/MT and Zinc to $2163/MT on weakness in deman