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The formula that changed the world
The Midas Formula. The story of Black-Scholes - the equation that transformed Wall Street.
The formula that changed the world
The drought in numbers, the formula that changed the world, and tall Tories.
Measuring species loss
Are we experiencing the greatest wave of extinction since dinosaurs?
How many species are going extinct?
The height of North Koreans, the width of police officers and rate of species extinction.
Eurostats - true or false?
Are there more Porsche Cayenne owners in Greece than those earning more than 50K euros?
Stamp prices and the first maths book
Tim Harford compares post costs around the world, and finds out how modern maths took off.
Do big football clubs win more penalties?
Tim Harford looks at referee bias, and he gazes into the future with Hans Rosling's data.
What is the world's average salary?
Tim Harford explores income equality, and ranks the world's top militaries.
Red meat death risk?
Tim Harford assesses the dangers of red meat. And he ranks the world's largest employers.
Why Apple isn't worth more than Poland
Tim Harford debunks reports that Apple is bigger than Poland, and probes safe water goal.
