Environmental benefits and the production tax credit for wind power

Michael Giberson Wind power has been subsidized by state and federal governments in the United States because it is seen as clean and renewable, and perhaps even because wind power is seen as glamorous. Consumers pay higher electric rates and taxpayers pay higher taxes to support these subsidies, and it is a quite reasonable public … More Environmental benefits and the production tax credit for wind power

Negative power prices in ERCOT West – 2009 so far

Michael Giberson If you thought power prices in ERCOT’s West region were interesting in 2008, keep an eye on the prices in 2009. (For background see my earlier post on negative prices in ERCOT West for 2008. Note on updated data here.) Late 2008 saw a few developments of note for the region: Almost 2000 … More Negative power prices in ERCOT West – 2009 so far

Frequent negative power prices in the West region of ERCOT result from wasteful renewable power subsidies

Michael Giberson What is with all of the negative power prices in the West region of ERCOT? In the first half of 2008, prices were below zero nearly 20 percent of the time. During March, when negative prices were most frequent, prices were below zero about 33 percent of the time. After mostly taking the … More Frequent negative power prices in the West region of ERCOT result from wasteful renewable power subsidies