Mexican supermarket operator Grupo Gigante, S.A. de C.V. has offered to buy out its Mexican joint venture partner Office Depot for US$430 million, as reported in today’s El Financiero.  The acquisition would give Gigante 100% control of the Mexican joint venture entity, which runs Office Depot stores in Mexico.  Gigante’s offer is subject to approval of its board of directors and to obtaining Latin American expansion rights from Office Depot.