Applications such as iMessage, KakaoTalk, LINE, Signal, Skype, Snapchat, Threema, Viber, WhatsApp and WeChat have become an increasingly popular means of personal and business interaction. Surprisingly little academic effort has gone into understanding the nature and origin of these...

The contemporary division of production in the global economy poses challenges typical for dependent market economies of the Visegrád countries (V4: Czechia, Hungary, Poland, and Slovakia). This comparative study explores whether the foreign trade of V4 with Germany contributes to their...

This paper examines regional effects of the InnoRegio program, which was conducted by the German Federal Ministry of Education and Research. The InnoRegio program has been a new tool of innovation policy with the aim to improve innovativeness in East Germany on the basis of prosperous regional...

This paper investigates the impact of energy policies on the export performance of firms. There has been a long policy debate on potentially negative impacts of cost-increasing energy policies on international competitiveness. We use firm-level data from three countries with similar industry...

The use of smartphone apps has numerous advantages for app providers and users. However, the users of many smartphone apps are confronted with a trade-off between usage benefits and preferences for personal data protection. We investigate the acceptability of data sharing in different...

This paper investigates the impact of energy policies on the export performance of firms. There has been a long policy debate on potentially negative impacts of cost-increasing energy policies on international competitiveness. We use firm-level data from three countries with similar industry...

Nach dem aus historischer Perspektive außergewöhnlich starken Rückgang des weltweiten Bruttoinlandsprodukts im Jahr 2009 ist eine Diskussion darüber entbrannt, inwieweit die derzeitige Finanzkrise Einfluss auf die mittelfristigen Wachstumsperspektiven einer Volkswirtschaft hat. So war der...

This paper attempts to explain the growth of labour productivity through (inter)national spillovers from R&D and patenting. We develop a model that is tested for Germany, France, the United Kingdom and the United States of America using a new set of panel data for the period 1955 until 1991. The...

We analyze the link between R&D, innovation, and productivity in MSMEs with a special focus on micro firms with fewer than 10 employees; usually constituting the majority of firms in industrialized economies. Using the German KfW SME panel, we examine to what extent micro firms are different...