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Do Germans really take 19.5 days of sick leave per year?
Investigating how much sick leave is taken on average around the world
How much of the world isn’t owned by anyone?
Explaining the story behind the un-owned parts of the land and sea
14 million deaths or zero deaths? The impact of the USAID cuts
The complexities of calculating lives saved and lives lost.
How much of all the money in the world does Elon Musk have?
Calculating Elon Musk’s personal share of total global wealth
Would you take £50,000 or a 50/50 chance of £1m?
How to understand risk-averse financial decision making.
Is crime in London ‘through the roof’?
How does violent crime in London compare to other global cities?
How much luck do you need to win the World Cup?
Investigating the role of random chance in football
Does playing tennis make you live 9.7 years longer?
Should we all take up tennis? We delve into the evidence on its life-extending powers.
Does the average teacher really earn £54,000?
Tim Harford investigates teacher pay, Russian soldier deaths and card-shuffling maths.
Does a full moon make crime rates go up?
Holding the moon to account for its role in crime rates
