Alchian的定义(续1) 关于“产权的强度”( property right's strengt s measured by its probability and costs of enforcement depend on the government, informal social actions, and prevailing ethical and normal norms >socially enforced right 2003/3/15 NIE203第三讲产权2003/3/15 NIE203 第三讲产权 8 Alchian 的定义(续1） • 关于“产权的强度” （property right’s strength) – ..is measured by its probability and costs of enforcement – ..depend on the government, informal social actions, and prevailing ethical and normal norms – > “socially enforced right