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Commodities - the raw materials that power business around the globe - are surging in price. And that suggests investors betting on a prolonged expansion鈥攁nd a potential rebound in inflation. The S&P GSCI, which tracks commodity prices has advanced 12% this year. Copper and oil have gained more than 10% and 17%, respectively. Gold is also posting fresh records, rising 13% to $2,332 a troy ounce. So what's going on?

Also, in the programme, the presenter Roger Hearing finds out why some politicians have pushed back against New York City鈥檚 congestion charging plan.

(Picture: Shopping Trolley Growth - stock photo. Picture credit: Getty Images)