transaction price and so they're able to use their mechanism for setting the transaction price to align the two sides so the first bit of notation is that the way I'm going to model the platform setting the transaction price is just as a function of the number of available drivers remember I'm focused on only one region there's a number of available drivers right now in that region I'll imagine there's some function that the platform uses to map the number of available drivers to the price that you're going to get charged if you if