In discussions of theories of globalization, the fact of global interdependence refers to the unprecedented extent, intensity, and speed of social interactions across borders, encompassing diverse dimensions of human conduct from trade and cultural exchange to migration (Held, et al 1999).
The complexity of modern human communication, the ease of long-distance movement, and increased interaction across political borders complicate the operational definition and assessment of geographic borders that optimally reflect the multi-scale nature of today's human connectivity patterns.
The system could easily operate across borders.
In general, research on the 'contact-hypothesis' (increased interethnic contact leads to a decrease of prejudice and an increase of interaction across ethnic borders) shows that this hypothesis is not corroborated on a wide scale.
"If this epidemic of Ebola rages out of control in West Africa," Barack Obama said on Wednesday evening, "it will spread in an age of frequent travel and the kind of constant interactions that people have across borders".
If it does, then it will spread globally in an age of frequent travel and the kind of constant interactions that people have across borders," he told reporters after an emergency two-hour meeting of his cabinet.
The representatives wished to stimulate across-border research collaboration.
Based on this preliminary theory, we propose that, in some low-income and middle-income country markets, the interaction between demand-side and supply-side determinants results in market imperfections that, in turn, lead to patient movement across borders.
