The Internal Revenue Service has quietly ended a program that analyzes important economic information about taxpayer migration patterns, The Daily Caller News Foundation has learned.
Since 1991, the IRS, in collaboration with the Census Bureau, has provided statistical information regarding taxpayers moving around the country, showing which states are growing, which are growing, and what might be causing these shifts.
The data extends movement between cities and counties as well.
Source: Daily Caller. Read full article. (link)