This paper presents an extensive theoretical and empirical analysis of the choice of schedule buffers by airlines. With airline delays a continuing problem around the world, such an under-taking is valuable, and its lessons extend to other passenger transportation sectors. One useful lesson from...

We model EU countries' bank ratings using financial variables and allowing for intercept and slope heterogeneity. Our aim is to assess whether 'old' and 'new' EU countries are rated differently and to determine whether 'new' ones are assigned lower ratings, ceteris paribus, than 'old' ones. We...