Abbey has set up its eighth guaranteed income bond.The single-premium life insurance investment plan guarantees a fixed income and a full return of capital if the bond is held for its four-year term. Abbey is offering investors the choice of either monthly or quarterly income of 3.77 per cent a year or an annual income payment of 3.8 per cent a year. Income from the bond is paid net of basic-rate tax, which is not reclaimable by non-taxpayers and starting-rate taxpayers. Minimum investment is 5,000 and maximum is 250,000. Closing date is February 7.