The isolation of national telecommunications markets in the past has meant that pronounced differences remain among the R&D systems operating in the countries of the European Community. The intended opening up of public procurement markets by the end of 1992 could therefore lead to substantial...

For a number of European countries the presence of a more or less large number of foreign workers and their families is a fact to which they will have to adjust. As a rule, the longer the length of their stay, the less probable it becomes that these workers will return to their country of...

This paper considers the problem of aggregation in the case of large linear dynamic panels, where each micro unit is potentially related to all other micro units, and where micro innovations are allowed to be cross sectionally dependent. Following Pesaran (2003), an optimal aggregate function is...

This study reports results from an empirical investigation of business services sector firms that (start to) export, comparing exporters to firms that serve the national market only. We estimate identically specified empirical models using comparable enterprise level data from France, Germany,...

This paper analyzes how policy changes affect shareholder wealth in the context of environmental regulation. We exploit the unique and unexpected German reaction to the Fukushima Daiichi nuclear disaster, which involved the immediate shutdown of almost half of Germany's nuclear reactors while...