Live: ASX down 0.7 per cent, Myer and Premier Investments plot a big deal and supermarket reforms unveiled

Wall Street's weak lead flows through to the ASX while in retail news, Myer and Premier Investments are mulling over a big deal and the federal government has unveiled its mandatory Food and Grocery Code of Conduct that aims to protect suppliers from supermarkets' buying power. Follow the day's events and insights from our business reporters on the ABC News live markets blog.