If you put water on the stove and heat it up, it will at first just get hotter and hotter. You may then conclude that heating water results only in hotter water. But at some point everything changes – the water starts to boil, turning from hot liquid into steam. Physicists call this a “phase transition.”
When Professor Sir Charlie Bean published his review of UK economic statistics in March, he warned that current systems and process were starting to show their age. “We need to take economic statistics back to the future or we risk missing out an important part of the modern economy from official figures,” he said.
Robin Bray-Hurren, a calligrapher and printmaker from South London, asks: "In order for McDonald’s to attain its projected sales growth, how many extra calories would each person in the UK and the USA have to consume?"
Is the Sage of Omaha an investment genius, or just incredibly lucky? In this winning article from the 2015 Young Statisticians Writing Competition, James Skeffington considers whether chance has played a hand in Warren Buffett’s success.
A few years ago, former World Bank president Robert Zoellick pointed out that: "In physics, Nobel prizes are awarded for being correct while in economics they are often awarded for being brilliant." Economist Angus Deaton noted that contrast and pondered how interesting it might be to classify economics laureates into Zoellick’s two boxes. Yesterday Deaton himself won the Nobel prize for economic sciences. He clearly belongs in both boxes.