You know that the stock market and economy are in turmoil when a story about oil prices reaching a 13-month low is buried on Yahoo! Finance and not even showing up on The New York Times home page. But that’s exactly what happened today. Oil was about $75 a barrel this morning, nearing a low hit in September 2007. You’ve probably already noticed gasoline prices have been trending lower lately, with many stations here in Massachusetts selling gasoline for below $3 per gallon. It’s almost sad to be excited about gasoline that costs ONLY $3 a gallon, but when...