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
VoxEU Column International business travel and innovation: Face-to-face is crucial Wolfgang Keller Nune Hovhannisyan 20 Apr 2010 Productivity and Innovation