The MP's salary problem can be solved by applying their own rules to themselves.

The MPs have worked out the precise amount of £ that a human being needs to receive to live in the United Kingdom.

They've put it into law.

So, they ought to be happy to have their pay reduced to match it.

Here it is:-

Source: http://www.swale.gov.uk/index.cfm?Articleid=1664

Government booklet for more detailed payment amounts: http://www.jobcentreplus.gov.uk/JCP/stellent/groups/jcp/documents/websitecontent/dev_015666.pdf

Personal Allowances for people under 60
Apr' 09 £
Single claimant
aged less than 25 aged not less than 25
50.95 64.30
Lone Parent
aged less than 18 (HB only) aged not less than 18
50.95 64.30
Couple
both aged less than 18 (HB only)
at least one aged 18
76.90 100.95
Polygamous partner
36.65
Dependant child
from birth to the first Monday in the September following the 16th birthday
56.11
from the first Monday in the September following the 16th birthday to day before 19th birthday
56.11

Personal allowances for people over 60

Single person

Aged 60-64

130.00

Aged 65 or over

150.40

Couple

Both members 60-64

198.45

One member or both members over 65

225.50

Dependant child

from birth to the first Monday in the September following the 16th birthday

56.11

Dependant young person (you must still be in receipt of child benefit for the young person)

from the first Monday in the September following the 16th birthday to day before 19th birthday

56.11

Premiums

Family Premium

17.30

One (or more) child(ren) aged under one year

27.80

Family Premium (Lone Parent rate) protected for certain claimants

22.20

One (or more) child(ren) aged under one year

32.70

Disability Premium

single couple

27.50 39.15

Enhanced Disability Premium

Couple Single people Disabled child

19.30 13.40 20.65

Severe Disability Premium

single couple - one qualifies couple - both qualify

52.85 52.85 105.70

Disabled Child Premium

51.24

Carer Premium

29.50