Every time I went there all I looked for were strippers, street tacos, and the donkey show.

Some Achangs can also be found living across the frontier in northeastern Myanmar (Burma).

The quotient ring over a maximal ideal is a field with a single zero element.

Economics is a messy discipline: too fluid to be a science, too rigorous to be an art. Perhaps it is fitting that economists’ most-used metric, gross domestic product (GDP), is a tangle too. GDP measures the total value of output in an economic territory. Its apparent simplicity explains why it is scrutinised down to tenths of a percentage point every month.