Background: With atrial fibrillation (AF) the risk of stroke is 4.2-fold increased to a comparable population without AF. This risk decreases by up to 70% if AF is detected early enough and effective stroke preventive measures are taken as recommended by international guidelines. Long-term...

Introduction: Until recently, adjuvant treatment options for higher stage resectable cutaneous melanoma were limited. Two studies with a similar set-up, published 2017, led to registration of targeted therapy for BRAF-mutated melanoma with dabrafenib and trametinib as well as of the...

Background: Strokes cause an estimated annual health care burden of 170 billion euros across Europe. Atrial fibrillation is one of the major risk factors for stroke and increases the individual risk 4.2-fold. But prevention with anticoagulants may reduce this risk by 70%. Screening methods are...

A presence on the web tends to be important for firms. Empirical studies show that firms with a better performance across various dimensions, and firms that are more internationally active, tend to have a website. Furthermore, a website helped firms to survive during the COVID-19 pandemic. An...

This note gives a short overview of the first 50 contributions to the Data Observer series that were published between 2016 and 2022.2 21 papers deal with data on individuals or household, 12 with data on establishments or enterprises, 2 with linked employer-employee data, 9 cover aggregate data...

This paper uses firm level data from World Bank Enterprise surveys conducted in 2019, and COVID-19 follow-up surveys conducted in 2020, in ten European countries to investigate the link between the gender of the firm's owner and the firm's survival until 2020. The empirical investigation uses...

This paper uses firm-level data from the Flash Eurobarometer 421 survey conducted in June 2015 in 34 European countries to investigate the link between having a website and international firm activities in small- and medium-sized enterprises (SMEs). We find that firms that are present on the web...

Abstract This paper uses information on more than 160 million export and import transactions by German firms from 2009 to 2012 to document the decisive role of multi-market traders that are active on many foreign markets, where a market is defined as a combination of a good traded and a country...