Boulogne-Billancourt, 2015-1-27 — /EPR Retail News/ — Carrefour announces it has invested in Partech Growth, an investment fund for fast-growing tech and digital companies. This investment confirms the importance that Carrefour gives to innovation at all levels of its organization. Carrefour constantly undertakes full-scale tests, including in-store, in order to enrich the customer experience and develop…