Why any salary value you quote must be reliable.
Some Internet sites show a median value rather than a mean.
Why Buying Power should also be considered in assessing a salary offer. Why Buying Power should also be considered in assessing a salary offer. The CIA, major Express mail companies, the Internal Revenue Service, International Churches of Christ, Church of Latter Day Saints, William Mercer, Arthur Andersen, General Motors and over 10,000 other organizations use our data. Buying power data used by SalaryExpert is the same data that has been approved for use by the Senate Oversight Committee in paying CIA personnel. It is the same data that is used in reviewing the pay of most route truck drivers you might see.