The way I think of it, economics and ecology occupy two intellectual silos, isolated from each other. Even when they do take each other into consideration, it's not uncommon for ecologists to spout absolute nonsense about economics, and vice versa.

Compared with U.S. cities, Japanese cities bend over backward to help foreigners. The countryside is another matter.

Scientists have established huge numbers of links between particular diseases and snippets of DNA, but in the great majority of cases, this has not yet been translated into treatments that can help cure patients. These treatments will come - tomorrow, or the day after.

A whole bunch of big technological shocks occurred when Asian innovations - paper, gunpowder, the stirrup, the moldboard plow and so on - came to Europe via the Silk Road.

Japanese maps tend to come in two varieties: small, schematic, and bewildering; and large, fantastically detailed, and bewildering.

Historically, large-scale global trade has served two functions: 1) the exchange of goods between willing sellers and buyers described in Econ 101 textbooks; 2) as a tool of state aggrandizement, in which the private parties are stand-ins for governmental interests.

The way I think of it, economics and ecology occupy two intellectual silos, isolated from each other. Even when they do take each other into consideration, it's not uncommon for ecologists to spout absolute nonsense about economics, and vice versa.