A customer pushes his shopping trolley in front of a Carrefour Hypermarket in Saint-Herblain near Nantes, France. Couche-Tard and Carrefour have droppe talks for a potential tie-up. Reuters
A customer pushes his shopping trolley in front of a Carrefour Hypermarket in Saint-Herblain near Nantes, France. Couche-Tard and Carrefour have droppe talks for a potential tie-up. Reuters

Canada's Couche-Tard and French retail giant Carrefour end $20bn takeover talks