Neither marriage nor a legally enforceable contract serves any useful purpose if the parties have access to a perfect credit market. In the presence of credit rationing, efficiency and utility equalization are guaranteed only by a legally enforceable contract. Separate-property marriage may...

Higher education is not just a signal of innate ability. At least a certain level of educational achievement (degree level, degree mark) is strictly required to perform a graduate job. School leavers fall into two categories, the rich and the poor. Ability is distributed in the same way in both...