Unlike the standard economic theory assumes, airport activities yield various kinds of outputs such as passenger loading/unloading, aircraft movements, and cargo handling, while sharing the same set of inputs. Therefore, measuring the efficiency of the airport activities gives rise to a method...

As aviation demand increased constantly along with the rapid economic growth in Japan and surrounding East Asian countries over the last several decades, Japanese government promoted airport construction since 1950s. However, the recent change in the economic background has made rise to a...

This paper measures and compares social efficiency of railway firms and airlines in Japan’s domestic intercity travel market. Unlike other efficiency studies, our input and output measures are more comprehensive because we incorporate the life-cycle CO2 emissions as an undesirable output and...