Therefore, I look at tendencies in geographic mobility and employer change individually and in combination. Specifically, I discover the overall geographic mobility rate, then the overall employer-change fee. Then, among movers, I estimate the proportion who additionally changed employers; and among those who changed employers, I estimate the proportion who additionally moved. The present evaluation was conducted on particular person earnings histories from the CWHS, which contains earnings information that represent 1 percent of all Social Security numbers ever issued.