A theory of explanation might treat explanations in either a realist or an epistemic (that is, anti-realist) sense. A realist interpretation of explanation holds that the entities or processes an explanation posits actually exist--the explanation is a literal description of external reality.
Officers in pay grades O-1, O-2, and O-3 with more than four years of prior cumulative service in an enlisted or warrant officer grade are paid increased wages using the special pay grades of O-1E, O-2E, and O-3E, respectively.
Grades determine the rate of basic pay associated with a specific level of work or range of difficulty, responsibility and qualification requirements. Take a look at the charts below to see what positions meet your qualifications.ay in the professional and senior positions is made up of two main elements: 1) base salary and 2) post adjustment. UN salaries are based on those of the U.S. Civil Service plus an amount that will vary from 10-20%.