(EnergyAsia, April 10, Thursday) — The International Air Transport Association (IATA) has downgraded its industry profit expectations for 2008 to US$4.5 billion based on global economic growth slowing to 2.6% and an average annualised Brent crude oil price of US$86 per barrel.At an average annual price of US$86 per barrel for Brent, fuel represents 32%…