Mit mehr als 6.000 Unternehmen kann die Trinkwasserversorgung Deutschlands im internationalen Vergleich als höchst fragmentiert angesehen werden. Während die Trinkwasserversorgung in zahlreichen Ländern durch eine ähnliche Fragmentierung gekennzeichnet ist, gibt es aber auch Beispiele...

This paper studies optimal sport league size. League expansion lowers average player quality, reducing fans utility in inframarginal locations, while fan utility in new locations rises. Welfare analyses of such expansions must compare these two effects. Using a model where fan demand depends on...

This paper analyses an open economy Ramsey model with an endogenous labour supply without capital. The technology defines an optimal firm size. Changes to the number of firms is subject to adjustment costs, so that the entry dynamics is determined endogenously. We find that there is a short run...

This paper studies optimal sport league size. League expansion lowers average player quality, reducing fans' utility in inframarginal locations, while fan utility in new locations rises. Welfare analyses of such expansions must compare these two effects. Using a model where fan demand depends on...