Must the state handle the adjudication of disputes? Researchers of different perspectives, from heterodox scholars of law who advocate legal pluralism to libertarian economists who advocate privatizing law, have increasingly questioned the idea that the state is, or should be, the only source of...

There is a tension between libertarians’ optimism about private supply of public goods and skepticism of the viability of voluntary collusion (Cowen 1992, Cowen and Sutter 1999). Playing off this asymmetry, Cowen (1992) advances the novel argument that the “free market in defense services”...