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.
Broadly defined, social stratification is an important part of many areas of study in sociology, but it also constitutes a distinct field on its own. Simply put, social stratification is the allocation of individuals and groups according to various social hierarchies of differing power, status, or prestige.