models, which are static and preclude defense and appropriation. The agents jointly determine price through their export …, appropriation cost, and when the future becomes more important, and increases with defense cost, production cost, and usability of … appropriation. Increasing the usability of appropriation and defense cost causes a transition from pure exchange via joint exchange …

curves are upward sloping (the defender prefers to invest less in defense, thus leading to higher probabilities of success … for attacks on both assets) or downward sloping (e.g. when one asset has a low value or high unit defense cost). This … defense. A two stage game is considered, where the defender moves first and the attacker moves second. When both assets are …