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Chudik, Alexander; Kapetanios, George; Pesaran, M. Hashem - 2016

Model specification and selection are recurring themes in econometric analysis. Both topics become considerably more complicated in the case of large-dimensional data sets where the set of specification possibilities can become quite large. In the context of linear regression models, penalised...

Persistent link: https://www.econbiz.de/10011444508

Demand estimation using managerial responses to automated price recommendations

García, Daniel; Tolvanen, Juha; Wagner, Alexander K. - 2021

We provide a new framework to identify demand elasticities in markets where managers rely on algorithmic recommendations for price setting, and apply it to a dataset containing bookings for a sample of mid-sized hotels in Europe. Using non-binding algorithmic price recommendations and observed...

Persistent link: https://www.econbiz.de/10012534709

The social dilemma of big data : donating personal data to promote social welfare

Hillebrand, Kirsten; Hornuf, Lars - 2021

When using digital devices and services, individuals provide their personal data to organizations in exchange for gains in various domains of life. Organizations use these data to run technologies such as smart assistants, augmented reality, and robotics. Most often, these organizations seek to...

Persistent link: https://www.econbiz.de/10012485324

The gender pay gap revisited with big data : do methodological choices matter?

Strittmatter, Anthony; Wunsch, Conny - 2021

The vast majority of existing studies that estimate the average unexplained gender pay gap use unnecessarily restrictive linear versions of the Blinder-Oaxaca decomposition. Using a notably rich and large data set of 1.7 million employees in Switzerland, we investigate how the methodological...

Persistent link: https://www.econbiz.de/10012438342

British stock market, BREXIT and media sentiments - a big data analysis

Basak, Gopal Krishna; Pranab Kumar Das; Marjit, Sugata; … - 2019

In this paper we show, using a Machine Learning Framework and utilising a substantial corpus of media articles on Brexit, confirmed evidence of co-integration and causality between the ensuing media sentiments and British currency. The novel contribution of this paper is that along with...

Persistent link: https://www.econbiz.de/10012038978

Market efficiency in the age of big data

Martin, Ian; Nagel, Stefan - 2019

Modern investors face a high-dimensional prediction problem: thousands of observable variables are potentially relevant for forecasting. We reassess the conventional wisdom on market efficiency in light of this fact. In our model economy, which resembles a typical machine learning setting, N...

Persistent link: https://www.econbiz.de/10012156724

Academic migration and academic networks : evidence from scholarly big data and the iron curtain

Kamel, Donia; Pollacci, Paura - 2023

Iron Curtain and Big Data are two words usually used to denote completely two different eras. Yet, the context the former offers and the rich data source the latter provides, enable the causal identification of the effect of networks on migration. Academics in countries behind the Iron Curtain...

Persistent link: https://www.econbiz.de/10014251887

Mining for peace

Hodler, Roland; Schaudt, Paul; Vesperoni, Alberto - 2023

The energy transition increases the demand for minerals from ethnically diverse, conflict-prone developing countries. We study whether and where mining is possible in such countries without raising the risk of civil conflict. We proceed in three steps: First, we propose a theoretical model to...

Persistent link: https://www.econbiz.de/10013486121

Medical innovations and ageing : a health economics perspective

Grossmann, Volker - 2021

This paper discusses the relationship between medical innovations and ageing from a health economics perspective and surveys empirical evidence on medical R&D incentives, R&D costs of pharmaceuticals, and the cost-effectiveness of health innovations. Particular focus is on the endogeneity of...

Persistent link: https://www.econbiz.de/10012653346

Do pandemics change healthcare? : evidence from the great influenza

Esteves, Rui Pedro; Mitchener, Kris; Nencka, Peter; … - 2022

Using newly digitized U.S. city-level data on hospitals, we explore how pandemics alter preferences for healthcare. We … access to healthcare. We do not find evidence that government-run hospitals or other types of city-level spending related to … healthcare responded to pandemic intensity, suggesting that large health shocks do not necessarily lead to increased public …

Persistent link: https://www.econbiz.de/10013453768