While participants at this week's 9th Asia Grain Transportation Conference are generally in an upbeat mood, there have been several questions regarding the impact that lower energy prices and a stronger U.S. dollar will have on commodity prices. Positive Outlook in Southeast Asia I am in Singapore this week to attend and present at the 9th Asia Grain Transportation Conference. This is organized by the U.S. Soybean Export Council, the U.S. Grains Council and USDA. In attendance are approximately 160 representatives of firms from Southeast Asia, India, Oceania and elsewhere as well as the U.S.For the most part, the Asian participants at this year's conference are in an upbeat mood. They have seen the cost of the commodities they import fall...