Can't Beat Them

I hear a lot of complaints about big companies donating money to politicians and getting favorable legislation in return. Obviously these companies make donations because they believe it works. I decry this perversion of our democracy (okay, our republic). On the other hand, I wonder how I can invest in those companies.

Has anyone tracked the stocks of companies that donate to politicians to see if those companies beat the market averages? I'd like to see a stock fund comprised of companies that