Discussion paper DP13739 International Business Travel and Technology Sourcing Nune Hovhannisyan Wolfgang Keller 16 May 2019 International Trade and Regional Economics O22 F2
Discussion paper DP7829 International Business Travel: An Engine of Innovation? Wolfgang Keller Nune Hovhannisyan 23 May 2010 Development Economics International Trade and Regional Economics Labour Economics Public Economics F20 J61 O33