It’s no secret that it’s been a tough decade-plus for Pittsburgh International Airport, which suffered severely from the loss of its US Airways hub and the change in the way airlines do business in the 21st century.

That’s a major reason why Pittsburgh International doesn’t fare as well in American City Business Journals’ newly released Airport Power Rankings, which places it at No. 71 out of 89 large airports in the U.S. (ACBJ is the parent company of the Business Times.)

It’s a question…