Do a Firm's Equity Returns Reflect the Risk of Its Pension Plan?
By Zvi Bodie, Robert C. Merton & Li Jin This paper examines the empirical question of whether systematic equity risk of US firms as measured by beta from the capital asset pricing model reflects the risk of their pension plans. There are a number of reasons to suspect that it might not. Chief among them is the opaque set of accounting rules used to report pension assets, liabilities, and expenses. Pension plan assets and liabilities are off-balance sheet and are often...