Reuters: The Australian government sought to ease fears about the impact of its carbon trade scheme on Thursday, saying the coming regime would have a minimal impact on economic growth and exporters amid financial turmoil. Treasurer Wayne Swan and Climate Change Minister Penny Wong released Treasury modelling which found carbon trading would cut average per capita growth by 0.1 percent a year from introduction in 2010 to 2050, with only a small one-off inflation impact. The cost of …