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.
chase manhattan mortgage corporation $24.32
defaulted student loan $24.24
debt consolidation $24.11
consolidation loans $23.61
homeowners insurance $23.17
debt oregon $23.11
american equity mortgage $23.05
remortgage $23.04
auto insurance ca $23.03
www freecreditreport com $23.01
consolidation loans $22.71
san diego insurance $22.67
pay day loans $22.63
3 in 1 credit report $22.60
mbna credit card $22.56
www freecreditreport $22.50
countrywide mortgage $22.45
debt consolidation mortgage $22.41
debt buster $22.24
boat insurance $22.22
pay loan $22.20
mortgage lenders $22.15
mortgage lenders $22.15
my fico $22.20
FINANCIAL KEYWORDS 18