What they Want
TPAs (Sellers) try to maximize their profit
- Try to get as many sells as possible, at the highest price possible.
UIAs (Buyers) try to maximize their value.
- Buy as cheap as possible, and get a reply to their query as fast as possible.
Value(price,quality(good)) = quality - price
Profit = price - cost(good)
quality(good) = C1 - time delay