Research in Progress (RIP) https://rip.trb.org/ en-us Copyright © 2026. National Academy of Sciences. All rights reserved. http://blogs.law.harvard.edu/tech/rss tris-trb@nas.edu (Bill McLeod) tris-trb@nas.edu (Bill McLeod) Research in Progress (RIP) https://rip.trb.org/Images/PageHeader-wTitle-RIP.jpg https://rip.trb.org/ Guide for In-Terminal Airport Concession Programs https://rip.trb.org/View/2226016 Thu, 10 Aug 2023 09:45:57 GMT https://rip.trb.org/View/2226016 Revenue and Financing Alternatives for Medium and Small U.S. Airports in an Evolving Aviation Landscape https://rip.trb.org/View/2226007 Tue, 08 Aug 2023 06:57:42 GMT https://rip.trb.org/View/2226007 Incorporating Technologies into Airport In-Terminal Concession Programs https://rip.trb.org/View/2004698 Tue, 09 Aug 2022 10:56:03 GMT https://rip.trb.org/View/2004698