Suppose that redistribution is not going to happen through the tax system. If so, then the regulation of the most serious cases cannot be ruled off-limits, despite its inefficiency. The fact that a regulation is useful for the poor is not decisive in his favor. If it is trivial useful, and if it imposes huge costs on everyone else, little is said about it but everything depends on the magnitude of the relevant effects. The program, which offers great benefits to the needy, would be justified, even if the results in terms of WTP cost slightly higher than the...