Neither the State Senate majority leader, Joseph L. Bruno, nor the Assembly speaker, Sheldon Silver, would release tax return information.
Calls by the candidates for the use of the canvass return information for vetting could strengthen Ms Harman's hand.
"We emphasize strongly that willful unauthorized disclosure of returns or return information is a federal crime subject to fines and/or imprisonment," the letter says.
Looking at the most recent tax return information available, the researchers found that the companies' "fast cash" lending services generated at least $357 million in profit in 1999, more than double the profit in 1998.
A combination of human editing and algorithms would return information about the news story and its URL, including whether it is likely to be fake (if it came from a known click-farm site) or genuine.
When a modern database to store all tax return information becomes fully operational, probably by 2012, the I.R.S. will be able to use statistical techniques to better identify cheats, said Richard Spires, the deputy commissioner who oversees I.R.S. technology.
The investigators, staff members of the bipartisan Joint Committee on Taxation, said in a report made public today that the two aides "appear to have attempted to obtain taxpayer return information to which they were not entitled".
In order to determine the size of possible savings in the NHS, we analysed the utilities spend in England via the ERIC (Estates Return Information Collection) database, which contains all the available information relating to buildings within the NHS estate.
The I.R.S. disclosure of combined tax return information for the wealthiest taxpayers — those with annual incomes of $10 million or more — provides glimpses into the lives of the super-rich.
Yet Eric Fehrnstrom, the Romney spokesman best known for re-popularizing the Etch A Sketch, told The Huffington Post that 2010 and 2011 is all the public will get: "John McCain released two years of tax return information.
