### Question
What is the definition of dynamic assumptions?


### Answer
The definition of **dynamic assumptions** is as follows in *5 U.S.C. § 8401*:

> economic assumptions that are used in determining actuarial costs and liabilities of a retirement system and in anticipating the effects of long-term future—


(A) investment yields

#### Citation:
  - *5 U.S.C. § 8401*
  - Heading: **PART III-EMPLOYEES > Subpart G-Insurance and Annuities > CHAPTER 84-FEDERAL EMPLOYEES&apos; RETIREMENT SYSTEM > SUBCHAPTER I-GENERAL PROVISIONS**

