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.
Economic interdependence. Economic interdependence is a consequence of specialization or the division of labour. The participants in any economic system must be part of a trading network to obtain the products they cannot produce efficiently for themselves. Any change in such a network affects other participants, so that the demands for various products and the incomes of the participants are interdependent. As A. A. Cournot wrote in Mathematical Researches into the theory of Wealth ...the economic system is a whole in