Publications des institutions partenaires

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Business model innovation: a cluster of routines view

The business model innovation construct is gaining substantive attention in management literature. However, little advancement has been made toward a holistic, theory-based understanding of the nature of business model innovation, along with its context-specific antecedents and outcomes. Combining the theoretical insights of the literature on organizational routines and ‘activity...

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 30/10/2017

Accessing reliable health information on the Web: a review of the HON approach

Accessing online health content of high quality and reliability presents challenges. Laypersons cannot easily differentiate trustworthy content from misinformed or manipulated content. This article describes complementary approaches for members of the general public and health professionals to find trustworthy content with as little bias as possible. These include the Khresmoi health...

Institution partenaire

Haute Ecole de Gestion de Genève

Full Text

English / 30/10/2017

Accessing reliable health information on the Web ::a review of the HON approach

Accessing online health content of high quality and reliability presents challenges. Laypersons cannot easily differentiate trustworthy content from misinformed or manipulated content. This article describes complementary approaches for members of the general public and health professionals to find trustworthy content with as little bias as possible. These include the Khresmoi health...

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 30/10/2017

Web-based tools for exploring the potential of quantitative imaging biomarkers in radiology: : intensity and texture analysis on the ePAD platform

Recent papers in the field of radiomics showed strong evidence that novel image biomarkers based on structural tissue properties have the potential to complement and even surpass invasive and costly biopsy-based molecular assays in certain clinical contexts. To date, very few translations of these research results to clinical practive have been carried out. In addition, a majority of...

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 30/10/2017

Audit committees’ independence and the information content of earnings announcements in Western Europe

We examine whether the percentage of independent members sitting on the audit committee, in different institutional settings, impacts the market reaction (measured by the abnormal stock returns variance and the abnormal trading volume) to earnings announcements. For our sample composed of more than 7’500 earnings announcements made by European firms from 15 countries between 2006 and...

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 30/10/2017

A centralized approach for setting floating content parameters in VANETs

Floating Content (FC) has recently been proposed as an attractive application for mobile networks, such as VANETs, to operate opportunistic and distributed content sharing over a given geographic area, namely Anchor Zone (AZ). FC perfor-mances are tightly dependent on the AZ size, which in literature is classically chosen by the node that generates the floating message. In the present...

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 28/10/2017

Cityzen: : a social platform for cultural heritage focused tourism

The way tourists organize their travels is evolving day after day. While in the past, information was more obtained by the support of tour operators, nowadays this is mainly ob-tained through the Internet. Among many options, on the Internet it is possible to get information about interesting things a place has and to make reservations. This new touristic paradigm brings attractive...

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 28/10/2017

Using smart glasses in medical emergency situations, a qualitative pilot study

Medical emergency situations happening outside a hospital require a large range of competencies from safe transportation of a patient to his/her medical stabilization before the transport. Paramedics are trained to face such situations and can handle most of them very well. Some situations need precise skills and knowledge that are very common in a hospital setting but less in...

Institution partenaire

Haute Ecole de Gestion de Genève

English / 28/10/2017

The influence of institutional pressures on tax proof disclosure

Companies are increasingly targeted by stakeholders for their tax behavior. In this context, the IAS 12 standard requires the disclosure of a tax proof to reconcile the effective tax rate with the theoretical tax rate. The purpose of this paper is to examine the influence of institutional pressures on the information disclosed in the tax proof. We use archival data from a sample of...

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 27/10/2017

Facilitating communities of practice with causal mapping workshops

Purpose – The purpose of this paper is to introduce a new workshop format concerned with the facilitation of Communities of Practice (CoPs). The introduced workshop format is based on a method of causal mapping, and it is aimed at helping the CoP members to understand better the possibilities of ‘making most’ of their community’s potential, as well as identify and address the...

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 27/10/2017

The pricing of a highly differentiated products in a very competitive and opaque market

This article examines the price determinants of wine on the Swiss market using a hedonic regression approach. We find that grape varietals and wine growing regions have a large impact on prices. Growing Petite Arvine or growing wine in Valais or the Swiss German part of the country trigger a premium. Cultivating Pinot Noir or Gamay or being located in Vaud or Geneva prompts a...

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 27/10/2017

Are there bubbles in wine ?

We introduce a heterogeneous agent model to explain the price dynamics of fine wine. Our results show evidence of the existence of both fundamentalists – those who trade on mean-reversion towards a fair value – and chartists – those who extrapolate recently observed price trends – in the wine market. Moreover, we document that market participants switch between the two trading...

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 27/10/2017

The origin and price of status: evidence from fine wines of Pauillac and Pomerol

The objective of this paper is to assess the precise impact of status on prices of Bordeaux fine wines. We identify several variables that can be used to model a wine’s status and make use of the coexistence of the longstanding 1855 classification in Pauillac and the very short-lived 1943 classification in Pomerol to examine the effect of status on the wine market. Overall, we show...

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 27/10/2017

Geographic focus and systematic risk in REITs

We examine how the systematic risk of large commercial real estate owners is associated with geographic diversification. In particular, we analyze time-varying equity betas and geographic exposure of publicly traded pure-play lodging REITs. Contrary to popular expectation, we find that stock investors perceive smaller risk in geographic focus rather than diversification. Further,...

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 27/10/2017

List one or list more: incentives of host expansion in peer-to-peer accommodation sharing services

Despite the prevalence of peer-to-peer accommodation-sharing platforms, what incentivizes individual hosts to expand their listings on platforms such as Airbnb remains unknown. This study investigates the economic/financial, social, and community incentive of hosts to expand listings and the interplay among these incentives in driving the listing expansion. Using large-scale but...

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 27/10/2017

Tourism-led growth hypothesis in New Zealand: a country specific approach

We use the vector autoregressive model (VAR) to test the impact of tourism on the New Zealand economy. The variables of interest used in this study are: the index of real exchange rate between the NZ dollar and currencies of the 14 New Zealand’s top trading partners, the travel export in New Zealand and the real GDP of New Zealand. The variables contain all a unit root and are...

Institution partenaire

Haute Ecole de Gestion de Genève

English / 27/10/2017

Data visualization for big data: comparison of three text analysis tools

Tourism is a data rich domain and the tourism industry is one of the core areas where effective use of data analytics can change the way business is done. Tourism businesses have recognized the importance of big data analysis, but they face an incredible volume and variety of data to work with. Although the amount of data available today is increasing exponentially, organizations...

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 27/10/2017

Analyzing the risk of an illiquid asset: the case of fine wine

We use a unique and very deep database to examine the performance of wine investments during 2003–2014. Our results reveal that the returns stemming from those investments are important but can largely be explained by their exposure to common risk factors. As such and contradicting prior evidence, fine wines do not seem to offer abnormal returns. While explicitly accounting for non-...

Institution partenaire

Haute Ecole de Gestion de Genève

Full Text

English / 27/10/2017

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