336 Dokumente gefunden
Why Female Virtual Conversational Agents Exhibit Greater Social Presence: Insights From the Stereotype Content Model
In recent years, companies have increasingly adopted virtual conversational agents (VCAs) to interact with their consumers. A significant number of these agents are assigned to a specific gender, typically female, thereby reinforcing gender-related stereotypes. This work employs the stereotype content…
Analysing and visualising bike-sharing demand with outliers
Bike-sharing is a popular component of sustainable urban mobility. It requires anticipatory planning, e.g. of station locations and inventory, to balance expected demand and capacity. However, external factors such as extreme weather or glitches in public transport, can cause demand to deviate from baseline…
Outlier detection in network revenue management
This paper presents an automated approach for providing ranked lists of outliers in observed demand to support analysts in network revenue management. Such network revenue management, e.g. for railway itineraries, needs accurate demand forecasts. However, demand outliers across or in parts of a network…
Integrating Micro-Depot Freight Transport in Existing Public Transport Services
As conventional last-mile transport contributes to traffic congestion and pollution, urban areas need new approaches to transporting freight. One promising idea is integrating freight deliveries with existing public transport infrastructures like light rail. However, this concept creates the challenge…
Hedging against inflation: housing versus equity
To which extent do equity and housing hedge against inflation? Despite the extensive literature, there is only little consensus. This paper presents evidence on this question from the Jordà–Schularick–Taylor Macrohistory Database covering 16 countries from 1870 to 2020. The results depend on the time…
Die Theorie algorithmischer Sozialität (TaS)
Der Artikel geht davon aus, dass die digitale Transformation mit gesellschaftlichen Veränderungen einhergeht, die eine grundlegende Überarbeitung soziologischer Theoriebestände erfordern. Dazu macht der Text mit der Theorie algorithmischer Sozialität (TaS) ein Angebot. Diese Theorie soll (1.) neue (post-)soziale…
Cutting through the value chain: the long-run effects of decoupling the East from the West
With ever-increasing political tensions between China and Russia on one side and the EU and the US on the other, it only seems a matter of time until protectionist policies cause a decoupling of global value chains. This paper uses a computable general equilibrium trade model calibrated with the latest…
Dordrecht: Springer Science and Business Media LLC, 2023
Essays on Sustaianble Finance
This cumulative dissertation examines the role of Sustainability-Linked Bonds (SLBs) in financial markets, focusing on their pricing, the stock market reaction to their issuance, and their potential to hedge climate risk. Across three empirical papers, the thesis applies advanced econometric methods…
The Impact of Digital Technologies on Companies’ International Business Activities
Digital technologies have been increasingly argued to increase the efficiency of business operations. This represents an even more relevant subject for international companies due to global competition and the added complexity of their foreign activities, since being active in many countries requires…
Carbon footprint tracking apps. Does feedback help reduce carbon emissions?
One of the primary issues of sustainable consumption is that many individuals are uncertain about the environmental impact of their consumption choices and, consequently, they are uncertain how to adjust their habits to consume more sustainably. Carbon footprint tracking apps (CFTAs) seek to address…
Micro-foundations of digital innovation capability – A mixed method approach to develop and validate a multi-dimensional…
Digital innovation refers to the creation or adoption value-adding novelty through the incorporation of digital technology. Digital innovation challenges established product-centric companies whose innovation management capabilities are insufficient to manage the reconfiguration and transformation necessary…
Opinion Dynamics with Preference Matching: How the Desire to Meet Facilitates Opinion Exchange
The paper reexamines an agent-based model of opinion formation under bounded confidence with heterogeneous agents. The paper is novel in that it extends the standard model of opinion dynamics with the assumption that interacting agents share the desire to exchange opinion. In particular, the interaction…
Reviewing and Revisiting the Processes and Emergent States Underlying Team Diversity Effects
Understanding explanatory team processes and emergent states is crucial for facilitating potential benefits and hindering potential pitfalls of team diversity. This systematic review synthesizes research regarding the processes and states related to team diversity since the categorization-elaboration…
From news images to action: the mobilizing effect of emotional protest images in news coverage
The political power of images has probably never been stronger than in today's “information age” in which mobile devices allow instant access to news coverage of local, national, and global events, which are generally visualized in some way. Thus, this paper investigates whether political news images…
On the Efficiency of Labor Market Reforms: How to Solve the Spanish Puzzle?
In this paper the author sheds light on the relationship between labor market policy,entrepreneurship and youth unemployment prior to and in the aftermath of the global financialcrisis in Spain. He discusses the situation, where labor market and macroeconomic policieswere largely inefficient in reducing…
The interaction between monetary and macroprudential policy: should central banks ‘lean against the wind’ to foster macro-financial…
The extensive harm caused by the financial crisis raises the question of whether policymakers could have done more to prevent the build-up of financial imbalances. This paper aims to contribute to the field of regulatory impact assessment by taking up the revived debate on whether central banks should…
Transaction Taxes and Traders with Heterogeneous Investment Horizons in an Agent-Based Financial Market Model
This agent-based financial market model is a generalization of the model of Westerhoff (The Use of Agent-Based Financial Market Models to Test the Effectiveness of Regulatory Policies) by traders who are allowed to have different investment horizons as introduced by Demary (Who Does a Currency Transaction…
Attracting FDI in middle-skilled supply chains
While popular opinion often pictures FDI flowing in search of lowest-wage, lowest- skilled activities in emerging markets, actual FDI to such countries increasingly addresses medium to high-skilled manufacturing sectors. Such FDI might be called “Quality FDI” that contributes to the creation of decent…
Essays on Development and International Economics
This doctoral thesis investigates the determinants of growth of firms and regions in developing countries. While there is a plethora of economic tools that can be used to stimulate economic development, this thesis focuses on the role of place-based policies and service inputs as drivers of innovation…
Between control and participation: The politics of algorithmic management
Understanding the role of human management is crucial for the debate over algorithmic management—to date limited to studies on the platform economy. This qualitative case study in logistics reconstructs the actor constellations (managers, engineers, data scientists and workers) and negotiation processes…