As the world's economy shifts, is the G7 even the G7 any more?

Open this photo in gallery: Both the OECD and World Bank expect global GDP growth to fall below 3 per cent his year.Todd Korol/Reuters John Rapley is a contributing columnist for The Globe and Mail. He is an author and academic whose books include Why Empires Fall and Twilight of the Money Gods. The backdrop to Sunday's G7 meeting in Alberta is one of deepening gloom. Even before U.S. President Donald Trump scrambled the economy with his capricious and sometimes bizarre policy announcements, Western economies had been slowing - Britain's contracting slightly in April, U.S. employment slowing, Canada skirting with…