Ownership%
The owership% of a member in an association := 1/#members.
The ownership% of a shareholder s in a company c := #shares-owned-by-s / (#shares - #shares-owned-by-c).
The owership% of a member in an association := 1/#members.
The ownership% of a shareholder s in a company c := #shares-owned-by-s / (#shares - #shares-owned-by-c).