Originally Posted by carleton

One way (albeit, probably unpopular), would be to distribute the costs among all of the competitors:

Up Sides:
- Give the competitors confidence that they are playing on an "even playing field"
- Deter would-be cheaters.
- Smaller number of participants in a field due to increased fees.

Down Sides:
- Increased entry fees.
- Smaller number of participants in a field due to increased fees.

I don't know. I'd imagine that some form of this system is already in play to pay for the tests that are currently being administered.