The International Monetary Fund has warned leaders in the run-up to the G20 summit in Hamburg that they are putting at risk a recovery in global growth by pursuing national policies at the expense of internationally agreed rules on trade and climate change. In a barely veiled attack on the US president, Donald Trump, and his Russian counterpart, Vladimir Putin, who are expected to meet for the first time in the German city, the Washington-based lender of last resort said the “myopic pursuit of zero-sum policies” would prove damaging to all countries, including those that adopted them. Leaders of the G20 group of ... (full story)