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...

Many firms have introduced internet-based customer self-service applications, such as online payments or brokerage services. Despite high initial signup rates, not all customers actually shift their dealings online. We investigate whether the multi-stage nature of the adoption process (an...

Both telecommunications providers and policy makers would like to see consumers upgrading their fixed, wireless-fixed and wireless IAS. While telecommunications providers value such upgrades to increase the average revenue per user (ARPU), policy makers hope for socio-economic benefits by...

Seitdem im Herbst 2008 die Weltwirtschaft durch die Suprimekrise erschüttert wurde, ist auch Deutschland in eine wirtschaftliche Krise geraten. So konnte einhergehend mit steigender Kurzarbeit ein Anstieg der Arbeitslosigkeit beobachtet werden. Aufgrund jener Tatsache kann angenommen werden,...

The healthcare industry is a growth driver. However, the health system is facing a crisis, affected by the financial development in Europe. An almost completely regulated market is just as little use, as a largely deregulated market such as in the U.S.A. Both lead to gaps in the sustainable and...

The authors update previous findings on the total East-West gap in overall life satisfaction and its trend by using data from the German Socio-Economic Panel (SOEP) for the years 1992 to 2013. Additionally, the East-West gap and its trend are separately analyzed for men and women as well as for...

The authors update previous findings on the total East-West gap in overall life satisfaction and its trend by using data from the German Socio-Economic Panel (SOEP) for the years 1992 to 2013. Additionally, the East-West gap and its trend are separately analyzed for men and women as well as for...

The authors update previous findings on the total East-West gap in overall life satisfaction and its trend by using data from the German Socio-Economic Panel (SOEP) for the years 1992 to 2013. Additionally, the East-West gap and its trend are separately analyzed for men and women as well as for...