Within the rich world, the growing transatlantic growth divide has helped buoy the dollar versus the euro: it is up by more than 5% from its lows in November.

ECONOMIST: The world economy

Within the rich world, where destitution is rare, countries where incomes are more evenly distributed have longer-lived citizens and lower rates of obesity, delinquency, depression and teenage pregnancy than richer countries where wealth is more concentrated.

ECONOMIST: Social inequality: Always with us? | The

Can it be right for the rich world's generosity to be so conditioned by what happens to occur within reach of its camera crews?

ECONOMIST: Debt relief for Central America | The