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DateTitle Authors
2014 Gravity model estimation: Fixed effects vs. random intercept poisson pseudo maximum likelihoodPrehn, Sören / Brümmer, Bernhard / Glauben, Thomas
2009 The quality-complementarity hypothesis: theory and evidence from ColombiaKugler, Maurice / Verhoogen, Eric A.
2001 Eastern Enlargement and EU-Labour-Markets: Perceptions, Challenges and OpportunitiesBoeri, Tito / Brücker, Herbert