Carrefour Poland expands its network of "Gourmet" supermarkets beyond the Warsaw region   Poland, 2016-Dec-07 — /EPR Retail News/ — Carrefour Poland is continuing to expand its network of "Gourmet" supermarkets and is now doing so beyond the Warsaw region.  The new supermarket – which opened on 30 November in the Galeria Słoneczna shopping arcade – has a…