<p>A system can include a first computer hardware means for identifying a first available order book for a first available product listed on an exchange and a second available order book for a second available product listed on the exchange, the first available product comprising a first component and the second available product comprising a second component, the first and the second components being part of a new product. The system can also include a second computer hardware means for generating a new order book for the new product based on the first and second available products. The system can also include a third computer hardware means for causing the new product to be listed on the exchange such that subsequently received orders to buy or sell the new product are matched based on the new order book or entered into the new order book.</p>