Fill in the blanks to complete the passage about housing. In both cities and suburbs, affordable housing has become increasingly scarce over the last few decades. Sociologist - has called this shortage a national crisis. The United States has a deficit of nearly - million rental units for the lowest-income households; nearly - million households are severely rent burdened, spending more than - percent of their income on housing and utilities (National Low Income Housing Coalition 2019). 50Georg Simmel7Matthew Desmond11Claude Fischer