For the purposes of this Chapter, a person (the first person ) is taken to be a person who participates in the management or control of an export business of another person if:
(a) the first person has authority to direct the export operations, or an important or substantial part of the export operations, carried out by or in connection with the other person's export business; or
(b) the first person has authority to direct another person who has authority of the kind referred to in paragraph (a) in the exercise of that authority.