The Tax Foundation—a nonpartisan, D.C.-based think tank—hosted a press conference in Chicago this afternoon on the effects of a proposed tax increase in Illinois. The Tax Foundation’s analysis of the proposed progressive tax legislation found that: Illinois’ “State Business Tax Climate Index” ranking could fall to 44th from its current 31st ranking if the proposed progressive income...

The Tax Foundation released an analysis of the proposal to dump Illinois’ fair, flat tax in favor of a progressive tax that would force people to pay higher taxes as their income increases. The conclusion was unsurprising: a progressive income tax would deliver a devastating blow to Illinois’ already struggling business climate. The Tax Foundation...

In July, Gov. Pat Quinn used his line-item veto power to suspend Illinois legislators’ salaries, pledging to withhold their paychecks until they solved the state’s pension crisis. This predictably provoked a lawsuit by House Speaker Mike Madigan, Senate President John Cullerton and other legislators. A Cook County Circuit Court judge then ruled in September that...

This weekend marks the three-year anniversary of the 2011 state income tax increase. But the anniversary also marks another milestone for taxpayers: we are just one year away from tax relief. Illinois taxpayers currently fork over 5 percent of their paycheck to the state. Politicians like to say that 5 percent of your household income...