SYDNEY, March 31 : Australia's No.2 pension fund has increased its global equities, Australian and British bond investments, some of the world's most sold-off asset classes, in the past month to take advantage of financial market volatility created by the Iran war. The Australian Retirement Trust, which has A$350 billion ($240.42 billion) in funds under management, is carrying out more direct market trading than usual, according to Jimmy Louca, a senior portfolio manager at the fund. ART has a