And some, like the nationwide decline in crime, are crucial but don't fit into either category.
City leaders credit a sustained focus on repeat violent offenders and increased community engagement for the continued drop, reflecting a nationwide decline in crime.
How could a dog track have been perceived as a good investment to begin with, in light of dog racing's nationwide decline in popularity?
However, the nationwide decline in popularity of the Top 40 format affected I-95.
Doug Lemza of Films Inc. recently put the nationwide decline at more than 50 percent in the last year and a half.
Mr. Farrakhan also suggested that the spirit of last year's rally had led to a nationwide decline in crime.
The article about Tabitha was part of a series examining the reasons behind a nationwide decline in teenage pregnancy.
On the other hand, the percentage of female-headed households with children in poverty dropped, part of a nationwide decline.
Organized labor has long viewed the health care industry as a crucial battleground in its effort to reverse the nationwide decline in union membership.
He also believes that a nationwide decline in real estate prices has begun.