The producer price index -- prices received by U.S. companies -- rose 0.7 percent last month, its largest uptick in five months. Diane Swonk, chief economist with Mesirow Financial, explains what's behind the rise and whether the U.S. should be worried about inflation.

Gas prices have risen 45 cents in the past month, but one gas station owner says he isn't making much profit from it.

Oklahoma not only boasts some of the lowest gas prices in the country, but also one of the highest concentrations of gas stations.

Price-gouging during natural disaster is illegal, and New Jersey is prosecuting some gas stations after Hurricane Sandy. But gouging also is a means for distributing more broadly, because it discourages hoarding.