Climate Change: Supporters of economy-killing cap-and-trade legislation not only misquote the Congressional Budget Office's report lowballing the costs. They ignore how CBO cooked the books to get its numbers.We have often cited the CBO in our editorials. It's a nonpartisan entity whose staffers normally do a decent job analyzing data and crunching numbers. But as regards the true cost of climate change legislation, they have fallen victim to the computer-age trap: garbage in, garbage out. In recent weeks, ABC's "This Week" host George Stephanopoulos twice misquoted a CBO analysis of the Waxman-Markey bill that claims that we can save the...