Pension Obligation Bond (POB)

In Detail

Pension obligation bonds are municipal bonds issued by state or local governments specifically to fund pension contributions. The government borrows money at the bond's interest rate (say 5%) and deposits the proceeds into its pension fund, hoping the fund's investments will earn a higher return (say 7%). If investments outperform the bond rate, the government comes out ahead. If they underperform, the government has made its pension problem worse by adding debt.

POBs are one of the most controversial tools in public finance. Proponents argue they can reduce pension costs when timed well in market cycles. Critics — including the Government Finance Officers Association (GFOA), which explicitly recommends against issuing POBs — argue they are essentially a leveraged bet on the stock market using taxpayer credit. Historical analysis shows mixed results: governments that issued POBs before the 2008 crash generally suffered significant losses, while those that issued during the recovery period fared better.

The timing risk is significant because POBs create fixed debt payments regardless of whether investment returns materialize. Several cities that issued POBs, including Detroit and San Bernardino, later filed for bankruptcy.