This document provides an overview of how debt security yields vary and the factors that influence them. It discusses the following key points in 3 sentences:
Debt security yields are influenced by credit risk, liquidity, tax status, and term of maturity. Higher risk securities offer higher yields to attract investors. The term structure of interest rates defines the relationship between yield and term to maturity and can be affected by expectations of future interest rates, liquidity preferences, and segmented markets.