I agree re multiplying and including MIRAS.
You will laugh at source of earnings data
Its in the graphs section on this site
http://www.housepricecrash.co.uk/graphs-av...nings-ratio.php
Obviously sourced from Nationwide
http://www.nationwide.co.uk/hpi/downloads/FTB_HPER.xls
It is for 1st time buyers but I dont think that makes a real difference.
I am really interested to see result of you combining.
Presumably this would then be the difinitive graph for affordability
Would anyone disagree ?