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An introduction to the IWH FDI Micro Database [journal article]
Source: Journal of Contextual Economics : Schmollers Jahrbuch, 131 (2011) 3. p.529-546
PISA, PIRLS, and more: the Research Data Centre at the Institute for Educational Progress (FDZ-IQB) [journal article]
Source: Journal of Contextual Economics : Schmollers Jahrbuch, 131 (2011) 3. p.521–528