In the context of the input sentence, determine the relationship between 'Macquarie Group' and 'asset management'.
Options: owned by, founded by, owner of, product/material produced

Sept 1 Australian holding company Macquarie Group Ltd's asset management business, Macquarie Specialised Investment Solutions (MSIS), appointed Guido Musso as managing director and Davide Alessandrini as director.
product/material produced