In his article on "Germany's Stake in Exchange Rate Stability" (INTERECONOMICS, September/October 1996), Daniel Gros recently wrote that, as he sees it, the exchange rate volatility of the D-Mark against the other European currencies has a causal impact on the German unemployment rate. In the...

While there has been some debate over the usefulness of monetary aggregates, there has been surprisingly little discussion of the actual implications for liquidity. In this paper, we provide an approximation of the liquidity development in six Euro area countries from 2003 to 2012. We show that...

The impact of environmental regulation on technology diffusion and innovations is studied using a unique data set of German residential buildings. We analyze how energy efficiency regulations, in terms of minimum standards, affects energy-use in newly constructed buildings and how it induces...