Publications des institutions partenaires

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Changing Risk Perception and the Time-Varying Price of Risk

This paper investigates the impact of changes in risk perception on bond markets triggered by the 2007-08 financial crisis. Using a methodology novel to empirical finance, we quantify the increase in credit spreads caused by changes in risk pricing and changes in risk factors. The lasting increase in credit spreads is almost exclusively due to time-varying prices of risk. We…

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English / 01/06/2016

What makes student entrepreneurs? : On the relevance (and irrelevance) of the university and the regional context for student start-ups

Student start-ups are a significant part of overall university entrepreneurship. Yet, we know little about the determinants of this type of start-ups and, specifically, the relevance of context effects. Drawing on organizational and regional context literature, we develop and test a model that aims to explain student entrepreneurship in a contextual perspective. Based on unique micro…

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English / 01/06/2016

Learning what to see in a changing world

Visual perception is strongly shaped by expectations, but it is poorly understood how such perceptual expectations are learned in our dynamic sensory environment. Here, we applied a Bayesian framework to investigate whether perceptual expectations are continuously updated from different aspects of ongoing experience. In two experiments, human observers performed an associative…

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English / 31/05/2016

Integrating a heterogeneous fixed fleet and a exible assignment of destination depots in the waste collection VRP with intermediate facilities

We consider a complex recyclable waste collection problem that extends the class of vehicle routing problems with intermediate facilities by integrating a heterogeneous fixed fleet and a flexible assignment of destination depots. Several additional side constraints, such as a mandated break period contingent on tour start time, multiple vehicle capacities, and site dependencies are…

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 26/05/2016

Coupling techno-economic energy models with behavioral approaches

Classical energy planning models assume that consumers are rational, which is obviously rarely the case. This paper proposes an original method to take into account the consumer's real behavior in an energy model. This new hybrid model combines technical methods from operations research with behavioral approaches from social sciences and couples a classical energy model with a…

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 26/05/2016

Carpooling as complement to multi-modal transportation: : 17th International Conference, ICEIS 2015, Barcelona, Spain, April 27-30, 2015, revised selected papers

We propose a new aspect of mobility that combines in a same journey and in real time a carpooling service and a traditional multi-modal transportation. This mix allows to improve and complete both services. The main idea of our approach is based on the traditional multi-modal path, in which we try to sequentially substitute some subpaths of traditional multi-modal transportation to…

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 26/05/2016

A multi-objective optimization model for cooperative supply chain planning

Generally, each member of a supply chain (SC) optimizes his own individual objective and accordingly, plans his activities (e.g. production operations, inventories) without considering a global perspective. The goal of this work is the development of a multiobjective optimization model for cooperative planning between different manufacturing plants belonging to the same SC. The model…

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 25/05/2016

Optimal ordering policy for newsvendor models with bidirectional changes in demand using expert judgment

Demand forecast is a critical determinant of order quantity under newsvendor problem (NVP) framework and warrants major revision in the event of changing circumstances or happening of some unforeseen events having potential to alter the demand. Retailers of single period products such as fashion apparels are required to pass their orders far ahead of selling seasons and apply…

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 25/05/2016

Towards a Comprehensive Financial Literacy Framework: Voices from Stakeholders in European Vocational Education and Training

The authors present a definition of financial literacy that includes individual and systemic facets as a basis for their comprehensive framework of financial literacy. The individual facets cover financial decisions in daily life, and counselling and sales situations focused on the consumer. Based on a systemic orientation, the approach also covers contextual issues of the economy…

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English / 23/05/2016

Do we measure overconfidence? A closer look at the interval production task

The most common test for overconfidence in the form of miscalibration—the Interval Production task (IP)—is based on the assumption that people internalize requested confidence levels. We demonstrate experimentally that decision makers’ perceived confidence is, however, unaffected by variations in the requested confidence level. In addition, we find large heterogeneity in perceived…

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English / 20/05/2016

Conflict and Collaboration: A storytelling workshop on tensions and emotions in self-organized work.

From school on we learn that conflict is bad. We are trained to avoid difficult conversations. In organizational life this translates into a pervasive culture of not telling each other what we really think. The problem is that collaborative and creative work depends on perspectives smashing into each other. How can we get comfortable with real conflicts and overcome “organizational…

English / 20/05/2016

Signe Krogstrup and Cédric Tille: On the roles of different foreign currencies in European bank lending

We draw on a new data set on the use of Swiss francs and other currencies by European banks to assess the patterns of foreign currency bank lending. We show that the patterns differ sharply across foreign currencies. The Swiss franc is used predominantly for lending to residents, especially households. It is sensitive to the interest rate differential, exchange rate developments,…

Institution partenaire

Banque nationale suisse

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English / 18/05/2016

Signe Krogstrup and Cédric Tille: On the roles of different foreign currencies in European bank lending

We draw on a new data set on the use of Swiss francs and other currencies by European banks to assess the patterns of foreign currency bank lending. We show that the patterns differ sharply across foreign currencies. The Swiss franc is used predominantly for lending to residents, especially households. It is sensitive to the interest rate differential, exchange rate developments,…

Institution partenaire

Banque nationale suisse

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English / 18/05/2016

The Impact of Merger Legislation on Bank Mergers

We find that stricter merger control legislation increases abnormal announcement returns of targets in bank mergers by 7 percentage points. Analyzing potential explanations for this result, we document an increase in the pre-merger profitability of targets, a decrease in the size of acquirers and a decreasing share of transactions in which banks are acquired by other banks. Other…

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English / 18/05/2016

Learning revolution not evolution: : digital natives want more!

As learners’ access to knowledge has changed, so have their expectations of what and how they expect to learn in hospitality and tourism degree programs. This paper explores experiences of digital natives in a flipped classroom environment supported by open source technology (MOOCS, Moodle & Mahara) and Team Academy methodology. Blended learning is explored and practical…

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 17/05/2016

Evaluating an information campaign about rural development policies in (FYR) Macedonia

This paper investigates the effects of an information campaign about a governmental rural development program (RDP) in the Former Yugoslav Republic of Macedonia on the farmers’ intention to participate in the RDP. In the course of a survey among farmers, the treatment group received an information brochure with relevant details on selected RDP measures, while the control group…

Institution partenaire

Université de Fribourg

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English / 11/05/2016

Accounting and financial professions in Swiss public administrations: : what are the profiles and users’ satisfaction when using enterprise resource planning (ERP) systems ?

This study aims to examine the impact of an Integrated Financial System (ERP system) implementation on accountant profiles in Swiss public administrations. ERP systems are widely researched by authors and are described as a form of change driver. Conversely, the types of changes and, more specifically, the consequences on accountants’ profiles are not studied and are therefore the…

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 09/05/2016

Accounting and financial professions in Swiss public administrations ::what are the profiles and users’ satisfaction when using enterprise resource planning (ERP) systems ?

This study aims to examine the impact of an Integrated Financial System (ERP system) implementation on accountant profiles in Swiss public administrations. ERP systems are widely researched by authors and are described as a form of change driver. Conversely, the types of changes and, more specifically, the consequences on accountants’ profiles are not studied and are therefore the…

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 09/05/2016

Building R&D capabilities abroad and the role of reverse knowledge transfer in explaining MNCs’ productivity

Although MNCs are increasingly globalizing their R&D, we have an incomplete and inconsistent understanding of whether, and under what conditions, the knowledge accumulated from foreign R&D centers can improve the productivity of the parent firm. We address this issue by examining the factors that influence the extent to which reverse knowledge transfer (RKT) enhances the…

Institution partenaire

Haute Ecole de Gestion de Genève

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English / 04/05/2016

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