The benefits of international trade are usually greater than you think, belated St. Patrick’s Day post

The shamrock (three-leaf clover) is one of Ireland's most recognizable symbols. But demand for "Irish" shamrocks is now so great that the small island nation must import clover seeds from countries like New Zealand, India, and Germany. In 2007, Ireland imported nearly 200 metric tonnes of clover seeds worth $677,864.

I thank The Browser for the pointer.