The famous Swedish economist Assar Lindbeck remarked in his book on rent controls, “Rent control appears to be the most efficient technique presently known to destroy a city—except for bombing.” Rent controls place price ceilings on rents at levels below equilibrium rental rates for the stated purpose of making housing more affordable for lowincome families. Using demand and supply analysis, answer the following questions: a. How does imposing rent controls affect the number of housing units available to low-income families?