The Economist reports:

Since its resurrection in 2000, officials are more often found toasting its success. A regional club of six countries, the EAC is now the most integrated trading bloc on the continent. Its members agreed on a customs union in 2005, and a common market in 2010. The region is richer and more peaceful as a result, argues a new paper* from the International Growth Centre, a research organisation.

Many things boost trade, from growth to international deals. The researchers use some fancy modelling to pick out the effect of the EAC. They find that bilateral trade between member countries was a whopping 213% higher in 2011 than it would otherwise have been. Trade gains from other regional blocs in the continent are smaller: around 110% in the Southern African Development Community (SADC), and 80% in the Common Market for Eastern and Southern Africa (COMESA).

Planned infrastructure links over the next decade should add a positive shine to these figures.

Now if only regional integration had a similarly sanguine implication for democratic consolidation among the member countries of the EAC…