Effective January 1, 2001, the annual salary of the President of the United States was increased to $400,000 per year, including a $50,000 expense allowance.he president's salary is set by Congress, and under Article II, Section 1 of the United States Constitution, may not be increased or reduced during his or her current term of office.
As such, stratification is the relative social position of persons within a social group, category, geographic region, or social unit.
Stratification system derives from common values it follows from the existence of values that individuals will be evaluated and therefore placed in some form of rank order. Stratification is the ranking of units in a social system in accordance with the common value system.