Migration data for the United States are based on year-to-year address changes reported on individual income tax returns filed with the IRS. Data for some years are free, other years for sale.
dedicated to information about the Best Practices Exchange Conferences and an online community for librarians, archivists, records managers and other information professionals dedicated to managing digital information in state government.
NDIIPP Project. The Minnesota Historical Society is working with representatives from the National Conference of State Legislatures (NCSL) and the California Digital Library (CDL), as well as representatives from the states of California, Illinois, Kansas, Minnesota, Mississippi, Tennessee, and Vermont who are involved in preserving and providing access to government information. The goal of working with these partners is to address common concerns in preserving state government digital information. The All Partners Meeting held in December 2008 was the first time that all of the representatives were brought together.
D. Zimmer. 5th International Workshop on Equation-Based Object-Oriented Modelling Languages and Tools, volume 84 of Linköping Electronic Conference Proceedings, page 77--85. Linköping, Linköping University Electronic Press, (2013)