From the Bureau of Economic Analysis—an agency within the Department of Commerce
"In 2015 (the latest year published), total federal compensation averaged $123,160 or 76 percent more than the private-sector average of $69,901".
"Government workers shall not be allowed to receive total annual compensation that is higher than what is paid in the private sector. This applies to all local, state and federal government workers in America." Amend the Constitution? Yes.
No more will K-12 teachers in California earn upwards of the equivalent of $100,000 a year - with 3 months off each year for summer vacation and numerous paid "extra" holidays.
No more shall government workers earn nearly TWICE as much as workers in the private sector.