In times gone by the renewed purchasing power created by lower fuel costs would have rallied the markets for weeks, said Cramer, but not today where the markets are conditioned to look overseas for guidance. The decline in oil is perhaps the biggest positive thing the markets have seen in ages, and for the market to take down the stocks of those companies that benefit most from the decline is just plain stupid, Cramer concluded. --Written by Scott Rutt in Washington, D.C. To contact the writer of this article, click here: Scott Rutt. To follow the writer on Twitter, go to http://twitter.com/scottrutt. To submit a news tip, send an email to: email@example.com. To watch replays of Cramer's video segments, visit the Mad Money page on CNBC.