New York

Are you familiar with the Hygiene Hypothesis? The HH — or, as some of us call it, the “pound of dirt theory” — is grabbing attention again. A minor medical press feeding frenzy followed the publication in the New England Journal of Medicine of a study based on data from Europe. The summary?  read more »

Our virtually instant analysis of 2000 census trends in metropolitan areas has the generated wide interest. The principal purpose is to chronicle the change in metropolitan area population and the extent to which that change occurred in the urban core as opposed to suburban areas.

From a policy perspective, this is especially timely because of the recurring report that suburbanites have been moving to the urban core over the last decade.  read more »

The state of New Jersey virtually defines suburbanization in the United States.  New Jersey is not home to the core of any major metropolitan area but, major portions of the nation's largest metropolitan area (New York) and the fifth largest metropolitan area (Philadelphia) are in the state (See map). These two metropolitan areas comprise 17 of the state's 21 counties. Another county (Warren) is in the Allentown, Pennsylvania metropolitan area, while Atlantic (Atlantic City), Cumberland and Cape May are single-county metropolitan areas.  read more »

For a decade now U.S. city planners have obsessively pursued college graduates, adopting policies to make their cities more like dense hot spots such as New York, to which the "brains" allegedly flock.

But in the past 10 years "hip and cool" places like New York have suffered high levels of domestic outmigration. Some boosters rationalize this by saying the U.S. is undergoing a "bipolar migration"--an argument recently laid out by Derek Thompson in The Atlantic.  read more »

International travelers and expatriates have long known that currency exchange rates are not reliable indicators of purchasing power. For example, a traveler to France or Germany will notice that the dollar equivalent in Euros cannot buy as much as at home. Conversely, the traveler to China will note that the dollar equivalent in Yuan will buy more.  read more »

The Chicago Tribune has been running a series on the challenges facing the next mayor. One entry was about the Chicago economy. It described the sad reality of how Chicago’s economy is in the tank, and has been underperforming the nation for the last few years. I’ll highlight the part about challenges building an innovation and tech economy in Chicago:  read more »

Economists, planners and the media often focus on the extremes of real estate — the high-end properties or the foreclosed deserts, particularly in the suburban fringe. Yet to a large extent, they ignore what is arguably the most critical issue: affordability.  read more »

In the next two years, America’s large cities will face the greatest existential crisis in a generation. Municipal bonds are in the tank, having just suffered the worst quarterly performance in more than 16 years, a sign of flagging interest in urban debt.  read more »

New Jersey Governor Chris Christie sent shockwaves through the transportation industry on last Thursday when he cancelled the under-construction ARC (Access to the Regional Core) rail tunnel under the Hudson River from New Jersey to New York (Manhattan).  read more »

The rise in telecommuting is the unmistakable message of the just released 2009 American Community Survey data. The technical term is working at home, however the strong growth in this market is likely driven by telecommuting, as people use information technology and communications technology to perform jobs that used to require being in the office.  read more »