ACI Dealing Certificate (#202)

Which of the following statements is an incorrect statement in respect of Model Code recommendations concerning electronic trading?

It is recommended that ECNs have mechanisms that control price flashing
A manual kill button that disables the system’s ability to trade and cancels all resting orders may not be established without Central Bank approval
The sudden withdrawal of a specific credit limit or limits in a tactical manipulation to mislead the market is unethical
Algorithms require appropriate supervision performed by staff with commensurate levels of experience