1. Aidt TS, Gassebner M (2010) Do autocratic states trade less? World Bank Econ Rev 24:38–76
2. Anderson E, van Wincoop E (2004) Trade costs. Journal of Economic Literature, 42(3), 691–751.
3. Appleyard DR, Field AJ, Cobb S (2001) International economics. McGraw-Hill/Irwin, Boston
4. Arvis JF, Saslavsky D, Ojala L, Shepherd B, Busch C, Raj A, Naula T (2016) Connecting to compete: trade logistics in the global economy. World Bank, Washington DC.
5. Arvis JF, Saslavsky D, Ojala L, Shepherd B, Busch C, Raj A (2014) Trade logistics in the global economy: the logistics performance index and its indicators. World Bank, Washington DC