Eric Dickerson

The price of diamonds can vary greatly depending on size, cut, color, and other factors, including whether they have a history. But because of the rarity of blue boron diamonds, they often fetch more money than gems of similar quality.

Engineers in the developed world should be arguing not for protectionism but for trade agreements that seek to establish rules that result in a real rise in living standards. This will ensure that outsourcing is a positive force in the developing nation's economy and not an exploitative one.