4. S. AMERICA

Cocaine production

The cocaine industry is worth £67billion annually. Almost all of it originates in Peru, Colombia and Bolivia, where coca, the crop used to make coacaine, can be grown.

But in recent decades, they’ve left the transportation or trafficking to others. “You have a differentiated business chain where producers are in Colombia, global distributors are in Mexico and the main consumer is in the US. Colombia still has problems with drug cartels, informal militias.”