Der Telekommunikationssektor ist diejenige Netzindustrie, die innerhalb der Europäischen Union dem wohl ambitioniertesten Reformprozeß unterworfen wurde. Deregulierung und Privatisierung sind die wesentlichen Bausteine, von denen dauerhaft niedrigere Preisniveaus, beschleunigter technischer...

In financial markets, professional traders leverage their trades because it allows to trade larger positions with less margin. Violating margin requirements, however, triggers a margin call and open positions are automatically covered until requirements are met again. What impact does margin...

Recent empirical work finds a negative correlation between product market regulation and aggregate employment. We examine the effect of product market regulations on hours worked in a benchmark aggregate model of time allocation as well as in a standard dynamic model of entry and exit. We find...

This paper investigates the determinants of profit change over the period 1991-2008 for the Water and Sewerage Companies (WaSCs) in the English and Welsh water and sewerage industry. We firstly apply an input oriented profit decomposition approach following the approach of De Witte & Saal...

The purpose of this paper is to assess the impact of regulation in the financial performance of the Water and Sewerage companies (WaSCs) in England and Wales. We apply a panel index approach across WaSCs over time to decompose unit-specific (temporal) index number based profitability growth as a...

This paper analyzes the influence of the shadow economy on corruption and vice versa. We hypothesize that corruption and shadow economy are substitutes in high income countries while they are complements in low income countries. The hypotheses are tested for a crosssection of 120 countries and a...

The latest empirical results of the size of the shadow economy in 18 OECD countries are presented, using the currency demand approach to calculate the shadow economy over time. The results indicate a strong increase in the size of the shadow economy, over the period 1960 to 1998 and for 15 of...

The paper analyses problems arising from the interdependence of liquidity provision in the financial system. Findings document, that liquidity shortage of minor financial players can translate into liquidity shortage for systemic relevant players, thereby putting the proper functioning of the...

An Englishman once watched his first American football game. He looked intently as the team gathered into a huddle after each play. His American host asked him what he thought of the proceedings. “Not a bad sport,” remarked the visitor, “but they do seem to engage in an excessive number of...