Zum Inhalt springen
-
Mainz: Akad. der Wiss. und der Literatur [u.a.], 1989 ; Stuttgart: Steiner, 1989
-
New York; Berlin; Heidelberg [u.a.]: Springer, 2002
-
London [u.a.]: Routledge, 2000
-
Paris: International Transport Forum, 16 May 2017
-
Hamburg: German Institute of Global and Area Studies, GIGA, April 2017 ; Online-Ausg.
-
Washington, DC, USA: World Bank Group, 2020
-
Cambridge, Mass: National Bureau of Economic Research, 2021
-
2017
-
Cambridge, Mass: National Bureau of Economic Research, June 2022