(1) Every international partner is an agent of the international partnership and his or her other international partners for the purpose of the business of the international partnership.
(2) The acts of every international partner who does any act for carrying on in the usual way business of the kind carried on by the international partnership of which he or she is an international partner bind the international partnership and his or her international partners unless the international partner so acting —
(a) has in fact no authority to act for the international partnership in the particular matter; and
(b) the person with whom he or she is dealing either knows that he or she has no authority or does not know or believe him or her to be an international partner.