It competes with companies like Mattel and Hasbro, and revenue at big-box retailers like Wal-Mart and Target can serve as a proxy for its health.

FORBES: Connect

There has been a vast amount of talk - for as long as I can remember - about creating a financial instrument (so-called mutual paper) that would serve as a proxy for equity capital for building societies and that could be sold to investment institutions or even retail investors.

BBC: Will Northern Rock be re-mutualised?

The Forbes revenue figures are a year old because we have yet to compile 2010 data, but still serve as a good proxy for future revenue for the vast majority of teams.

FORBES: Baseball Teams With The Most Money To Spend On Players