Supermarket boss talks low prices and business transparency.
Woolworths and Aldi increase their share in Australia's grocery market, while Coles and IGA slip slightly.
US consumers voted for their favourite store based on the quality of products and services.
Both supermarkets are refusing to raise milk prices for the benefit of farmers.
The German retailer strengthened its position as one of the UK's highest paying supermarkets.
The supermarket is fighting food waste by offering fruit and veg with "visual defects" at lower prices.