What makes these two particular efforts so fascinating is that the authors analyse the relationship not through the historian's prism of war, empire, economics and so on, but through language.

ECONOMIST: Two nations with a common language

"When you've tried everything, try Henry George, " says Joshua Vincent, a historian and statistician who runs a Georgist group called the Center for the Study of Economics in the house where Henry George was born in Philadelphia.

WSJ: It's a Lonely Quest for Land-Tax Fans, But, by George, They Press On