Profitable corporations are subject to a 35 percent federal income tax rate on their U.S. profits. But many corporations pay far less, or nothing at all, because of the many tax loopholes and special breaks they enjoy. This report documents just how successful many Fortune 500 corporations have been at using loopholes and special breaks over the past eight years. As lawmakers look to reform the corporate tax code, this report shows that the focus of any overhaul should be on closing loopholes...