“…As suggested earlier, the state's ability to define and enforce property rights helps to establish and maintain order that is conducive for a well-functioning economy. Yet, the provision of security generally involves the exercise of power-the use of force or at least the threat thereof; and, the state's exercise of power need not be beneficial for the citizens, particularly where the state has predatory tendencies (see, for example, Robinson, 2001;Moselle and Polak, 2001;Konrad and Skaperdas, 2010). What prevents the state, which holds this power, from expropriating the wealth of the state's citizens?…”