Watchdog takes aim at Australia’s supermarket duopoly

Australia’s competition watchdog sued the country’s two biggest grocery chains on September 23, alleging “discount” offers on hundreds of staples were more expensive than original prices. The regulator said Woolworths and Coles — which together hold about 65 percent market share — had deliberately jacked-up prices for toothpaste, yoghurt, butter, instant coffee, tampons and more....