The idea behind tax credits and other tax incentives is to convince businesses to invest in the jurisdiction over which the taxing authority holds sway. When the business is already committed to investing in the area and there is no danger of losing said investment to another jurisdiction, there is little reason to grant that business tax credits and incentives. To do so is pretty gratuitous, actually.
The Braves are going to ask for tax credits for their new ballpark
Hardball Talk | Dec 20