BBC Radio 4 - More or Less

Are 120,000 families responsible for a disproportionate share of society's ills?

Troubled families, nursing numbers and the mathematical consequences of unneutered cats.

Is Greek rail so inefficient it would be cheaper to send every passenger by taxi?

Executive pay, chess and trouble on the Greek railway.

European austerity versus US stimulus.

Austerity, border queues and bank holidays. With Tim Harford.

The Midas Formula. The story of Black-Scholes - the equation that transformed Wall Street.

The drought in numbers, the formula that changed the world, and tall Tories.

Are we experiencing the greatest wave of extinction since dinosaurs?

The height of North Koreans, the width of police officers and rate of species extinction.

Are there more Porsche Cayenne owners in Greece than those earning more than 50K euros?