51.   -- Repeal the federal tax on estates.

52.   A half-dozen U.S. insurance companies have begun exploiting a loophole in federal tax law.

53.   A federal tax credit offsets that difference, but the credit has expired.

54.   A sale also would let CBS Corp. use tax benefits known as tax-loss carry-forwards, which lets CBS reduce its federal taxes.

55.   A poverty-stricken province in northern Argentina plans to break new ground in the international financial markets by selling bonds backed by its share of federal tax revenues.

56.   A slower growth rate, for example, could lead to reduced federal tax collections.

57.   A reformed inflation index also might increase federal tax revenues.

58.   A Republican-appointed commission urged Wednesday that the federal tax system be dumped in favor of a flat tax.

59.   A state-run utility would eliminate federal tax costs, end shareholder dividends, improve management and cut spending, LIPA said.

60.   A Worcester church came under fire by a religious watchdog group Thursday for allegedly violating federal tax law by distributing Christian Coalition voter guides to its parishioners last month.