The textbook graphical analysis of price control (see Figure 1) is inappropriate any time there is substantial consumer heterogeneity. In cases such as rental apartments, where one unit is usually the maximum bought per customer, and the downward slope of the demand function comes exclusively...

There are many possible ways of reforming the Government-Sponsored Enterprises that insure mortgages against default, including a purely public option, complete privatization or a hybrid model with private firms and public catastrophic insurance. If the government is sufficiently capable and...