focusing on the competition between empires. By distinguishing absolute and differential protection rents, we first define … coercive rivalry and price competition among empires and then establish three types of empires: early empires of domination … (like Akkadian empire), territorial empires (like Russian empire), and merchant empires (like Venetian empire). Empires are …

market by focusing on the competition between empires. By distinguishing absolute and differential protection rents, we first … define coercive rivalry and price competition among empires and then establish three types of empires, namely early empires … of domination, territorial empires and merchant empires. Empires are structured on the basis of two types of hierarchies …