Here’s a roundup of this morning’s must-read budget and economic stories:

GSA, GSA, GSA. Politico, The Washington Examiner and The Washington Post (here and here too) all have more on investigations into improper spending at the agency.

The Hill, Roll Call, The Washington Free Beacon and The Washington Times report Senate leaders have changed minds again and the chamber will not vote on its own budget outline. Roll Call says Congress has … kind of … passed a budget for FY 2013.

Politico reports details have begun to emerge about the FY 2013 appropriations bills.

Bloomberg says Republicans want to cut $34 billion in funding for food stamps.

The Washington Post reports lawmakers are considering whether to reduce tax breaks on retirement savings.

The House Ways & Means Committee will mark up legislation today that would require Americans to pay back any unused insurance subsidies they receive as a result of the 2010 health care bill. The Hill has the details.

The New York Times looks at renewed fears about the European financial crisis.