Selling goods does not rely solely on competitive prices. It may also reflect the lack of alternative vendors, or the negative repercussions of defying politic

Selling goods does not rely solely on competitive prices. It may also reflect the lack of alternative vendors, or the negative repercussions of defying political pressure -- as eastern European countries who rely on Russia for gas and oil to heat their houses have discovered, and near neighbors to China whos's fishing vessels now routinely cross into their waters have discovered. Often the ability to sell is motivated by more than just economics.