August RBOB prices were higher during the initial morning hours, helped in part by an improvement in macroeconomic sentiment and a new six-week high in Brent crude oil. It is also possible that some of the support in the US gasoline market came with Midwest cycle changes. Meanwhile, yesterday's electronic trading volume of 90,000 contracts was below recent averages, and was a concern to some technicians, especially after the market closed above the 200 day moving average.