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Crowdsourced innovation : how community managers affect crowd activities
Hornuf, Lars; Jeworrek, Sabrina - 2018 - This version: July 10, 2018
In this study, we investigate whether and to what extent community managers in online collaborative communities can stimulate crowd activities through their engagement. Using a novel data set of 22 large online idea crowdsourcing campaigns, we find that active engagement of community managers...
Persistent link: https://www.econbiz.de/10011877762
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On the optimal "lockdown" during an epidemic
Gonzalez-Eiras, Martín; Niepelt, Dirk - 2020
We embed a lockdown choice in a simplified epidemiological model and derive formulas for the optimal lockdown intensity and duration. The optimal policy reflects the rate of time preference, epidemiological factors, the hazard rate of vaccine discovery, learning effects in the health care...
Persistent link: https://www.econbiz.de/10012206448
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Public attention and policy responses to COVID-19 pandemic
Aksoy, Cevat Giray; Ganslmeier, Michael; Poutvaara, Panu - 2020
Early non-pharmaceutical interventions (NPI) significantly reduced the death toll of the COVID-19 pandemic. Yet, there are vast differences in how quickly governments implemented NPIs. In this paper, we analyze the role of public attention, measured as the share of daily Google searches in a...
Persistent link: https://www.econbiz.de/10012241067
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SCARE: when economics meets epidemiology with COVID-19
Palma, André de; Picard, Natalie; Proost, Stef - 2020
We develop an epidemic model to explain and predict the dynamics of the SARS-CoV-2 virus and to assess the economic … costs of lockdown scenarios. The standard epidemic three-variable model, SIR (Susceptible, Infected and Removed) is extended … epidemic results on hospital, morbidity and mortality together with macroeconomic impacts show that the total net benefits of …
Persistent link: https://www.econbiz.de/10012291861
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Globalization and outbreak of COVID-19 : an empirical analysis
Farzanegan, Mohammad Reza; Feizi, Mehdi; Fereidouni, … - 2020
The purpose of this study is to examine the relationship between globalization, Coronavirus Disease 2019 (COVID-19 … cannot explain cross-country differences in COVID-19 confirmed deaths. The fatalities of coronavirus are mostly explained by …
Persistent link: https://www.econbiz.de/10012219663
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Local labour market resilience : the role of digitalisation and working from home
Ben Yahmed, Sarra; Berlingieri, Francesco; Brüll, Eduard - 2024
We show that digital capital and working from home were essential for the resilience of local labour markets in the context of the COVID-19 crisis in Germany. Employment responses differed widely across local labour markets, with differences in short-time work rates of up to 30 percentage points...
Persistent link: https://www.econbiz.de/10014530431
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Optimally controlling an epidemic
Gonzalez-Eiras, Martín; Niepelt, Dirk - 2020
We propose a flexible model of infectious dynamics with a single endogenous state variable and economic choices. We characterize equilibrium, optimal outcomes, static and dynamic externalities, and prove the following: (i) A lockdown generically is followed by policies to stimulate activity....
Persistent link: https://www.econbiz.de/10012388160
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Firm behavior during an epidemic
Brotherhood, Luiz Mário; Jerbashian, Vahagn - 2020
We derive a model in which firms operate in an epidemic environment and internalize infections among their employees in … the workplace. The model is calibrated to fit the properties of the Covid-19 epidemic. We show that firms have incentives …
Persistent link: https://www.econbiz.de/10012258622
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Optimal epidemic suppression under an ICU constraint
Miclo, Laurent; Spiro, Daniel; Weibull, Jörgen W. - 2020
during an epidemic? We study a setting where ICU resources are constrained while suppression is costly (e.g., limiting … suppression measures are continuously taken to hold down the spread throughout the epidemic, is suboptimal. Instead, the optimal … suppression is discountinuous. The epidemic should be left unregulated in a first phase and when the ICU constraint is approaching …
Persistent link: https://www.econbiz.de/10012219144
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The impact of Covid-19 on community college enrollment and student success : evidence from California administrative data
Bulman, George; Fairlie, Robert W. - 2022
Although enrollment at California’s four-year public universities mostly remained unchanged by the pandemic, the effects were substantial for students at California Community Colleges, the largest higher education system in the country. This paper provides a detailed analysis of how the...
Persistent link: https://www.econbiz.de/10013171011