Ministers hope Her Majesty’s presence will help to seal a string of huge deals at the Global Investment Summit It is expected that billions of pounds of investment into green energy will be announced as a show of Britain’s determination to hit net zero carbon by 2050 The summit will host more than 200 business titans, including Jamie Dimon, the JPMorgan chief seen as the world’s most powerful banker The Queen and senior Royals will this week roll out the red carpet to global business leaders in an unprecedented attempt to secure overseas investment into Britain.