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 refers to a system in which groups of people experience unequal access to basic, yet highly valuable, social resources. Canada is characterized by gender stratification (as well as stratification of race, income, occupation, and the like).