Narrow search
Showing 1 - 10 of 692
Cover Image
Social media sentiment and consumer confidence
Daas, Piet J. H.; Puts, Marco - 2014
Changes in the sentiment of Dutch public social media messages were compared with changes in monthly consumer … series cointegrated. This phenomenon is predominantly affected by changes in the sentiment of all Dutch public Facebook … in sentiment. Granger causality studies revealed that it is more likely that changes in consumer confidence precede those …
Persistent link: https://www.econbiz.de/10011664037
Cover Image
The digital transformation of news media and the rise of disinformation and fake news
Martens, Bertin; Aguiar, Luis; Gomez-Herrera, Estrella; … - 2018
This report contains an overview of the relevant economic research literature on the digital transformation of news markets and the impact on the quality of news. It compares various definitions of fake news, including false news and other types of disinformation and finds that there is no...
Persistent link: https://www.econbiz.de/10011980980
Cover Image
Quantifying the effects of online bullishness on international financial markets
Mao, Huina; Counts, Scott; Bollen, Johan - 2015
Computational methods to gauge investor sentiment from commonly used online data sources that rely on machine learning … develop a simple, direct and unambiguous indicator of online investor sentiment, which is based on Twitter updates and Google … correlated to investor sentiment and lead established investor sentiment surveys. The former, in particular, is a more powerful …
Persistent link: https://www.econbiz.de/10011664041
Cover Image
Consumer perceptions of (cross-border) ecommerce in the EU Digital Single Market
Cardona, Mélisande; Duch-Brown, Néstor; Martens, Bertin - 2015
This report presents empirical evidence about the obstacles that European consumers face when trying to buy online goods and services in other EU Member States. It relies on data from a consumer survey carried out in February-March 2015 in the EU28. By comparing named websites with respondents'...
Persistent link: https://www.econbiz.de/10011980169
Cover Image
An economic policy perspective on online platforms
Martens, Bertin - 2016
This report provides an overview of the relevant economic research literature on platforms or multi-sided online markets. It discusses platforms from a regulatory policy angle, including potential market failures in platforms, the extent of self-regulation and possible regulatory responses...
Persistent link: https://www.econbiz.de/10011980703
Cover Image
The competitive landscape of online platforms
Duch-Brown, Néstor - 2017
This paper describes the different forces that shape the market structure of four different "online platform ecosystems" and the competition between them. The paper focuses on the following categories of platforms, which represent a wide scope of online activities: (i) e-commerce marketplaces;...
Persistent link: https://www.econbiz.de/10011980790
Cover Image
Quality discrimination in online multi-sided markets
Duch-Brown, Néstor - 2017
The aim of this paper is to explain evidence of unfair practices by online platforms towards business users, particularly SME's. First, using survey data, we show that sellers operating with four different categories of platforms multi-home (marketplaces, app stores, social networks and online...
Persistent link: https://www.econbiz.de/10011980938
Cover Image
Platforms to business relations in online platform ecosystems
Duch-Brown, Néstor - 2017
This report presents evidence on the relationship between online platforms and businesses using these platforms to reach consumers or conduct their operations. First, we review the literature on vertical relationships both from a classic approach and from a multi-sided market perspective....
Persistent link: https://www.econbiz.de/10011980948
Cover Image
Effects of an ad valorem Web Tax in a Cournot-Nash market for digital advertising
D'Andria, Diego - 2018 - This version: December 2018
We extend the theory of tax incidence under Cournot-Nash oligopolistic competition to study the effects of an ad valorem sales tax on Web services (so-called Web Tax) that are provided free of charge to users, and produce advertising space sold to businesses. Ads are more valuable to advertisers...
Persistent link: https://www.econbiz.de/10011982174
Cover Image
Financing social protection in Namibia
Schade, Klaus; La, Justina; Pick, Alexander - 2019
Namibia is an upper middle-income country with one of the most comprehensive social protection systems in Africa. It provides cash transfers and complementary social assistance to a range of vulnerable groups including children, the elderly and people with disabilities, at a cost equivalent to...
Persistent link: https://www.econbiz.de/10012060840