http://tonto.eia.doe.gov/oog/info/twip/twip.asp U.S. petroleum fuels prices and volumns nationally and by region. en-us http://www.eia.doe.gov/images2/eiasmltitle.gif http://www.eia.doe.gov/ US Energy Information Administration http://tonto.eia.doe.gov/oog/info/twip/twip.asp 11/18/2009 TWIP includes recent analysis of current petroleum issues as well as prices and volumes of major petroleum products. http://tonto.eia.doe.gov/oog/info/twip/twiparch/091118/twipprint.html 11/18/2009 Capacity to produce fuel ethanol from corn nearly tripled between January 2006 and January 2009. However, over the past 18 months, a combination of surplus production capacity, the decline of gasoline prices from their mid-2008 peak level, and high corn prices that boosted producers’ input costs have resulted in a sharp decline in ethanol margins. The combination of economic pressures on capacity led some producers to idle plants, and in some cases, file for bankruptcy. ... http://tonto.eia.doe.gov/oog/info/twip/twiparch/twiparch.html Chronological list of TWIP articles.