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This study gives a new identity to a knowledge search mode named search diversity and investigates how it is more rigorous in capturing knowledge heterogeneity in comparison to general assessment of search breadth. By distinguishing between diversifying and expanding search domain as building...
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The COVID pandemic caused the political competition between the prime ministers of the German states to reach its peak. Whoever is the best at announcing, launching, or implementing policies to combat the pandemic can hope to capitalize most politically. In this paper, we attempt to document...
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Das ifo Institut für Wirtschaftsforschung wurde mit dem sog. "Folgekostenbericht 1991", über die Entwicklung der Kostendeckung im ÖPNV beauftragt. Alle Finanzleistungen für den ÖPNV zusammen erreichten im Jahr 1988 ein Volumen von 17,3 Mrd. DM. Von den in dieser Studie definierten...
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