Many Adsense publishers have been wondering what would the highest paying CPC 2012 for Adsense
So far the most expensive keywords as  below which is more than USD 100 dollars each

mesothelioma lawyers (approx US 118 CPC)
mesothelioma attorneys (approx US 116 CPC)

mesothelioma law firm (approx US 113 CPC)

mesothelioma law (approx US 112 CPC)
mesothelioma lawsuit (approx US 102 CPC)

Then the next best would be Forex and Insurance

Best Adsense CPC for Forex
Forex Brokers
Forex trading
Forex platform

Best Adsense CPC for Insurance
Get your online auto insurance quotes
Online insurance quotes