Social and Behavioral Sciences Commons^™

An Analysis Of Risk-Taking Behavior For Public Defined Benefit Pension Plans, Nancy Mohan, Ting Zhang

Upjohn Institute Working Papers

This paper investigates the determinants of public pension plan risk-taking behavior using the percentage of total plan assets invested in the equity markets and the pension asset beta as measures of investment risk. We find that government accounting standards strongly affect public fund investment risk, as higher return assumptions (used to discount pension liabilities) are associated with higher equity allocation and beta. Unlike private pension plans, public funds undertake more risk if they are underfunded and have lower investment returns in the previous years, consistent with the risk transfer hypothesis. Furthermore, pension funds in states facing financial constraints allocate more …