What Will Shrink Metro Areas? Household Size and Transportation Costs
 If you travel to Las Vegas, Knoxville, Chicago, and Salt Lake City one of the surprising trends you’ll see is the abrupt shift in housing markets. Downtowns in these and other cities are outpacing the suburbs in new home construction and existing home sales. Two of the critical reasons for both are the shrinking size of American households — not a new trend — and the fact that transportation costs exceed housing expenses in household budgets. Though …