US exchange scheme offers a taste of Europe.
Schiermeier
Quirin
Q
D004641:Emigration and Immigration / Q000331:legislation & jurisprudence / Q000639:trends*; D005060:Europe; D007391:International Cooperation; D012106:Research / Q000191:economics / Q000331:legislation & jurisprudence / Q000639:trends*; D014481:United States