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.
mortgage amortization $13.90
personal credit reports $13.87
nonprofit debt $13.87
mortgage payment $13.85
unsecured debt consolidation $13.82
va loan rate $13.82
80 20 mortgages $13.75
non profit debt relief $13.75
georgia mortgages $13.72
lincoln mortgage $13.70
visa credit cards $13.68
auto financing $13.68
oregon mortgage $13.66
non profit debt management $13.66
wireless credit card $13.62
emergency debt relief $13.59
ny loan $13.59
buy health insurance $13.58
100 mortgage $13.53
credit card debt help $13.52
mortgage interest rates $13.48
debt problems $13.48
getting out of debt $13.48
subprime mortgages $13.46
best credit cards
$13.43
loan finance
$13.43
current mortgage rates $13.39
citibank credit card $13.39
fico
$13.38
union credit card
$13.31
FINANCIAL KEYWORDS 10