| 摘要 |
<p>A method of determining a transaction strategy using a processing system. The method includes, for a respective stock, determining demand data representing a demand level (110), and supply data representing a supply level (100). The demand and supply data are used to determine a buying pressure indicator (120) using the demand and supply data and generate a representation of variations in the buying pressure indicator over a predetermined time period, the representation being used to determine transaction strategy (130).</p> |
