This paper applies a data envelopment analysis (DEA) to study the efficiency and productivity changes in the Swiss cantonal bank sector in the period 2006-2014. The efficiency analysis is conducted by applying the production input-oriented DEA variable returns to scale model in a three-stage...

Historical events are reflected in asset prices. In this paper, we analyse government bond prices of Germany and Austria traded on the Swiss bourse during WWII. Some war events that are generally considered crucial are clearly reflected in government bond prices. This holds, in particular, for...

We analyze input-output matrices for a wide set of countries as weighted directed networks. These graphs contain only 47 nodes, but they are almost fully connected and many have nodes with strong self-loops. We apply two measures: random walk centrality and one based on count-betweenness. Our...