McClatchy: Reps. Bob Inglis of South Carolina and Jeff Flake of Arizona on Wednesday became the first Republican lawmakers to introduce legislation imposing a carbon tax on producers and distributors of fossil fuels. The bill, co-sponsored by Democratic Rep. Dan Lipinski of Illinois , would set a tax of $15 a ton of carbon dioxide produced in its first year in effect, with the tax rising to $100 a ton over three decades. “The first axiom of economics is if you want less of something, you …