1. Amend, E. and D. Bogai, "Regionale Arbeitsmärkte in Ostdeutschland: Was hat das eine, was das andere Land nicht hat? (Regional Labor Markets in East Germany: What Does One State Have that the Other Doesn't?)," IAB Kurzbericht , 25 :1-5, 2005.
2. Badinger, H., W. Müller, and G. Tondl, "Regional Convergence in the European Union, 1985-1999: A Spatial Dynamic Panel Analysis," Regional Studies , 38 , 3:241-253, 2004.
3. Barro, R. J. and X. Sala-i-Martin, "Convergence," The Journal of Political Economy , 100 , 2:223-251, 1992.
4. BBR (Bundesamt für Bauwesen und Raumordnung [Federal Ministry for Construction and Regional Planning]), Raumordnungsbericht 2005 (Regional Development Report 2005). Bonn, Germany, 2005.
5. Berentsen, W. H. "German Infant Mortality 1960-1980," Geographical Review , 77 , 2:157-170, 1987a.