Manufacturers also received tax rebates for additional local content. The tax rates displayed are marginal and do not account for deductions, exemptions or rebates. This is then subject to discounts or rebates. From 2009 to 2011, Monsanto improperly accounted for incentive rebates. Sites vary on what form of cashback rebates they offer their users. Certain zero-emission commercial vehicles are also eligible for rebates up to . The purchase costs are supported in various countries by consumer rebates. The Prius Plug-in is eligible in several provinces for purchase rebates. Historically, a number of statutory Council Tax rebates existed. These additional tax rebates took place on December 1, 2008. By lowering its price and offering rebates TI sold many more computers. The price fixing extended to cheaper own-brand labels and rebates for bars. Her first position was studying the impact of tax rebates. Some changes, the result of modern marketing tools, rebates, gimmicks. Roosevelt also won passage of the Elkins Act, which restricted the granting of railroad rebates.