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.
visa credit card
$13.31
michigan mortgages
$13.29
100 loan
$13.29
interest rates mortgages
$13.28
va loan
$13.24
adverse credit
$13.23
credit cards
$13.23
apply for a loan
$13.21
eliminate credit card debt
$13.15
universal life insurance
$13.15
lenders
$13.14
lenders
$13.14
federal plus loan
$13.11
non profit debt
$13.05
credit card for students
$13.02
experian credit
$13.02
mortgage amortization tables
$13.01
business debt
$12.96
credit repair
$12.96
mbna loan
$12.96
insurance senior
$12.92
FINANCIAL KEYWORDS 9