For example, if the present market, such as the inside market (the best buy and sell price) for CAD/ISD is buy at price ???A??? and sell at price ???C??? and the present market for Kiwi/ISD is buy at price ???D??? and sell at price ???B???, the market, e.g. inside market, for CAD/Kiwi may be implied as buy at price ???A-B??? and sell at price ???C-D???.