This paper tests the hypothesis of complete markets in a panel of Italian households drawn from the Bank of Italy's Survey of Household Income and Wealth (SHIW). Under the hypothesis that markets are complete and preferences are of the CRRA type, consumption growth is equated across households,...

In 2008, the European Commission investigated E.ON, a large and vertically integrated electricity company, for the alleged abuse of a joint dominant position by strategically withholding generation capacity. The case was settled after E.ON agreed to divest 5,000 MW generation capacity as well as...

We investigate the dimensions through which R&D spillovers are propagated across firms via cooperation through Research Joint Ventures (RJVs). We build on the framework developed by Bloom et al. (2013) which considers the opposing effects of technology spillovers and product market rivalry, and...

Cities worldwide have regulated peer-to-peer short-term rental platforms claiming that those platforms remove apartments from the long-term housing market, causing an in- crease in rents. Establishing and quantifying such a causal link is, however, challenging. We investigate two policy changes...

The advent of cloud computing promises to improve the way firms utilize IT solutions. Firms are expected to replace large and inflexible fixed-cost investments in IT with more targeted variable spending in cloud solutions. In addition, cloud usage is expected to increase the productivity of...

We study the impact of broadband availability on firms’ total factor productivity (TFP) using German firm-level data between 2010 and 2015. We adopt a control function approach to causally identify and separately estimate productivity for 46 two-digit manufacturing and service sectors. Over...

In ihrem 13. Sektorgutachten Telekommunikation analysiert die Monopolkommission die aktuelle Wettbewerbssituation auf den deutschen Festnetz- und Mobilfunkmärkten. Die Monopolkommission empfiehlt eine kurze Verlängerung der Mobilfunkfrequenzen um maximal drei Jahre, die mit...