No function, facility, duty or power of any city, town, village,
school district or other district or of any officer thereof is or
shall be transferred, altered or impaired by this Charter.
The County shall have power to contract (a) with any public
corporation, including, but not limited to, a municipal, district
or public benefit corporation, public authority or combination of
the foregoing, and (b) for the establishment, maintenance and operation
of any facility or the rendering of any service which each of the
contracting parties would have legal authority to establish, maintain,
operate or render for themselves. The costs and expenses incurred,
as well as charges for central facilities and administrative services
relating to such entities, shall be borne proportionately by each
such contracting party, as agreed upon by the parties.