Gasoline prices are at record highs again. One thing is certain: Oil companies are not the culprits. In California, where gas prices are among the nation's highest, the oil industry has been repeatedly investigated yet no evidence of "price manipulation" has ever been found. Though other factors cause high gas prices, such as high taxes and increasing world demand, environmental regulation is among the primary reasons. Furthermore, 18 different gasoline formulations are in use across the United States, making it much more costly to produce and distribute gasoline. These blends aren't needed due to requirements of automobile engines, nor are...
