Kelly said that the most Pfizer is allowed to discount drugs to wholesalers is 15%, meaning that the poorest families would get a bigger discount than big business.

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With that theory, the Tax Court allowed a 10% discount.

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There was also some interest-rate liberalization as Chinese banks are now allowed to lend at a discount of up to 20% below the benchmark, compared with a previous floor of 10%.

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Controlling shareholders, often referred to as promoters, are allowed to sell themselves securities at a discount to the market price, which most investors would view as a form of insider trading.

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Under the plan he announced, the companies would be allowed to borrow from the Federal Reserve's discount lending window if they need to.

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Since protected accounts aren't allowed, there's no way to take advantage of a discount without it being public information.

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But they are not being allowed to reduce benefit for pensioners or to change the 25% discount for households with just one adult in them.

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Greece hopes to be allowed to buy back debt held by the ECB at a 25% discount, using money borrowed from the European Financial Stability Facility.

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On Friday, the ECB announced that it was reducing its benchmark interest rate to a record low 0.75 percent, down from 1 percent, while the PBOC lowered interest rates on one-year loans from 6.31 percent to 6 percent, and said that banks can discount rates by as much as 30 percent below that benchmark, an increase from the previously allowed 20 percent.

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