The calculations are based on the average teacher's pension income, which was just over £10,000 a year in 2009-10.
A common use for an immediate annuity might be to provide a pension income.
How much tax will you pay on your pension income?
Union officials say the retiring officers are concerned that a pay cut will diminish their pension income.
The reason is that the form was expanded last year to include pension income.
Letters from private pension companies, showing what pension income you got.
Average pension income for the working retirees was $730 a month, 37 percent above that of the nonworkers.
So companies were able to add some of those gains to their earnings as pension income.
General Electric, for example, has been reporting less and less pension income every year since 2001, when it had $2 billion worth.
We basically have to ensure, however, that pension income is adequate in the different Member States.