There is this classic Tyler Cowen line for figuring out how attractive you are. He said you take the average rating of all your partners, shave a little off and you’ll have yours.
Brian Clark used this logic earlier in the week. Copyblogger, for him, was a success not because it made money but because people take his phone calls.
So how do you figure out how important you are? Take the average importance of the names in your email inbox and phone log, shave a little off and that’s your answer.