The worldwide market for gemstone diamonds is full of anomalies and peculiarities. Gemstone diamonds are often purchased because they are expensive. After the end of the 19th century the diamond market was controlled by a worldwide monopoly, and later by a cartel which in turn was firmly...

The use of trans-national common resources like rivers often creates problems between countries, but can also, as some historical examples show, give possibilities for stronger, friendlier political relations. The core of the solution to common resources is precise regulation through...

The worldwide market for gemstone diamonds is full of anomalies and peculiarities. Gemstone diamonds are often purchased because they are expensive. After the end of the 19th century the diamond market was controlled by a worldwide monopoly, and later by a cartel which in turn was firmly...