Chart 7. Effect of additional covariates on the between-group variance of Current Population Survey hourly wages, using only covariates available in the Occupational Employment and Wage Statistics survey, 2000–19
Timespan Occupation baseline + Industry + Interaction with MSA

2000 to 2004

 0.0537 0.0084 0.0017

2005 to 2010

 0.0574 0.0092 0.0030

2010 to 2014

 0.0604 0.0091 0.0030

2015 to 2019

 0.0633 0.0088 0.0030

Note: MSA = metropolitan statistical area.

Source: U.S. Bureau of Labor Statistics.