Nowak-Lehmann D., Felicitas; Martínez-Zarzoso, Inmaculada - 2008
distance in a world
where trade agreements, exchange rates, and aid can also influence trade.
We deviate from most of those … database. Data on
income and population variables are drawn from the World Bank (World Development
Indicators Database 2006 … distances using data on
straight-line distances in kilometres; latitudes and longitudes were obtained from the CIA
World Fact …