Here is a detailed list of top paying google adsense keywords from financial sector. This is probably the best paying niche along with medical field. The data is obtained directly from google's tools itself. But no claims are made about the accuracy of the data, due to the volatile nature of the adwords keyword bidding.
debt illinois
$10.56
va loan rates
$10.56
abn mortgage
$10.52
loan companies
$10.49
mortgage chicago
$10.47
mortgage schedule
$10.46
mortgage calculators
$10.46
debt management service
$10.46
emc mortgage
$10.42
credit scores
$10.41
mortgage advice
$10.36
life insurance leads
$10.36
credit card services
$10.34
personnel loan
$10.34
mortgages in michigan
$10.32
health insurance company
$10.31
citi mortgages
$10.28
burial insurance
$10.27
insurance education
$10.26
credit students
$10.25
commercial mortgage loan
$10.25
payday loan company
$10.22
adjustable rate mortgages
$10.21
virginia life insurance
$10.19
ny mortgages
$10.18
discount mortgages
$10.16
FINANCIAL KEYWORDS 2