The notion of smart and sustainable cities offers an integrated and holistic approach to urbanism by aiming to achieve the long-term goals of urban sustainability and resilience. In essence, a smart and sustainable city is an urban locality that functions as a robust system of systems with...

Nach dem Vorbild börsennotierter britischer Vereine wird es auch deutschen Profifußballvereinen in absehbarer Zukunft möglich sein, sich in Aktiengesellschaften umzuwandeln. Der anschließende Börsengang soll dann den nach den jüngsten Entwicklungen im Profifußballbereich gestiegenen...

This paper offers a quantitative description of European private equity markets and compares the recent development in these markets with the development of the US venture capital market. Moreover, the paper addresses the differences between private equity investors acting in a single national...

In a New Keynesian DSGE model with non-Ricardian consumers, we show that automatic stabilization according to a countercyclical spending rule following the idea of the debt brake is well suited both to steer the economy and in terms of welfare. In particular, the adjustment account set up to...

In den späten achtziger Jahren kam eine neue Prognosetechnik zur Anwendung: die Veranstaltung so genannter "experimenteller Aktienmärkte". Diese Technik wurde zunächst vorrangig im Bereich der Wahlprognose eingesetzt, später fand sie auch in anderen Bereichen Anwendung, so z.B. bei der...

In den späten achtziger Jahren kam eine neue Prognosetechnik zur Anwendung: die Veranstaltung so genannter "experimenteller Aktienmärkte". Diese Technik wurde zunächst vorrangig im Bereich der Wahlprognose eingesetzt, später fand sie auch in anderen Bereichen Anwendung, so z.B. bei der...

This study analyses the expansion of the EU into energy market regulation. It shows that the limits to EU influence and, thereby, EU energy market regulation for the internal energy market, begin where EU influence affects national interests with regard to ensuring energy security. This...

There is believed that German and French economies set the tone for other EU economies. It is why we use data from German speaking countries of EU and France for illustration of our findings in context of other EU countries like Czech Republic or Poland. Effectiveness of liquid assets...

Germany benefits from an especially lively philanthropic sector, with over twenty three thousand active charitable foundations. An empirical assessment of the portfolio preferences of German foundations yields fundamental intragroup differences in their approach to asset allocation. We build on...

We study the effects of broadband internet use on the investment decisions of individual investors. A public program in Norway provides plausibly exogenous variation in internet use. Our instrumental variables estimates show that internet use causes a substantial increase in stock market...