Highlights Dollar climbs as stocks tumble on Iran war IEA's Birol warns crisis worse than 1970s oil shocks Japan says ready to counter forex volatility The dollar rose on Monday as escalating retaliatory threats in the West Asia conflict sent stocks tumbling and lifted demand for safe-haven assets.Hopes for an off-ramp to hostilities dimmed over the weekend, with US President Donald Trump threatening to strike Iran’s electricity grid and Tehran vowing to hit back at its neighbours’ infrastructure.The he ...