William D. Berry et al., « Cost of Living Index for the American States, 1960-2003 », Inter-university Consortium for Political and Social Research, ID : 10.3886/ICPSR01275.v1
The authors constructed a state cost of living index for the 48 continental United States, measured annually for the period 1960 through 2003 (to update an index for 1960-1995 introduced in the authors' May 2000 Journal of Politics article).