Sometimes the simplest solutions are the most striking. Blogger Miguel Octavio in Caracas, Venezuela, has suggested the best way for Venezuela to draw some earnings from its Citgo refineries here in the U.S. is to sell shares. Houston-based Citgo has been in the news lately, with Hugo Chavez "threatening" to sell its eight U.S.-based refineries. Chavez says he doesn't get enough money out of them, and the U.S. markets suspect he'd like to sell to more easily cut off oil to the U.S. There are a lot of horse laughs in Houston, of course, given how much money he'd lose...