Headlines over the past couple of weeks have been dominated by reactions to President Obama’s new proposal for corporate tax reform. The optimism stems from the realization that practically all the major plans by Democrats and Republicans would move the U.S. tax code in the direction of a territorial-based system (in which a corporation is taxed on domestic, not foreign, income). Moreover, these plans all accept the premise that to make the U.S. code more competitive globally, the tax base must be broadened, and that means cutting deductions and preferences in exchange for lowering the top-line rate (i.e., down to between 25 percent and 28 percent from today’s 35 percent rate).