Narrow search
Showing 1 - 9 of 9
Cover Image
Externalities in knowledge production : evidence from a randomized field experiment
Hinnosaar, Marit; Hinnosaar, Toomas; Kummer, Michael E.; … - 2019
Do contributions to online content platforms induce a feedback loop of ever more user-generated content or will they discourage future contributions? To assess this, we use a randomized field experiment which added content to some pages in Wikipedia while leaving similar pages unchanged. We find...
Persistent link: https://www.econbiz.de/10011983935
Cover Image
Competition and privacy in online markets : evidence from the mobile app industry
Kesler, Reinhold; Kummer, Michael E.; Schulte, Patrick - 2019
Policy makers are increasingly concerned about the combination of market power and massive data collection in digital markets. This concern is fueled by the theoretical prediction that more market power causes firms to collect ever more data from their users. We investigate the relationship...
Persistent link: https://www.econbiz.de/10012161249
Cover Image
Chat more and contribute better : an empirical study of a knowledge-sharing community
Chen, Xiaomeng; Forman, Christopher; Kummer, Michael E. - 2021
We analyze whether an informal second channel for communication can improve the efficiency of knowledge transfer in an electronic network of practice. We explore this question by analyzing the effect of chat rooms in the well-known Q&A forum Stack Overflow. We identify the causal effect using a...
Persistent link: https://www.econbiz.de/10012602739
Cover Image
Unemployment and Online Labor - Evidence from Microtasking
Laitenberger, Ulrich; Viete, Steffen; Slivko, Olga; … - 2022 - This version: April 2022
We analyze the relationship between unemployment and the supply of online labor for microtasking. Using detailed US data from a large microtasking platform between 2011 and2015, we study the participation and the number of hours supplied by workers in the US.We find that more individuals...
Persistent link: https://www.econbiz.de/10014113941
Cover Image
Towards a theory and policy of eco-innovation : neoclassical and (co-)evolutionary perspectives
Rennings, Klaus - 1998
Innovation processes toward sustainable development (eco-innovations) have received increasing attention during the … need can be identified to improve our understanding of innovation processes toward sustainability in their different … (co-)evolutionary approaches from environmental and innovation economics to fill this gap. It is argued that both …
Persistent link: https://www.econbiz.de/10013428160
Cover Image
Employment impacts of cleaner production : evidence from a German study using case studies and surveys
Pfeiffer, Friedhelm; Rennings, Klaus - 1999
The study assesses net employment effects of technical progress which can be expected by the ongoing transition from end-of-pipe technologies towards cleaner production. Empirical evidence is presented on the basis of case studies and panel data including a telephone survey in German industry....
Persistent link: https://www.econbiz.de/10013428256
Cover Image
The employment impact of cleaner production on the firm level : empirical evidence from a survey in five European countries
Rennings, Klaus; Zwick, Thomas - 2001
This paper analyses the determinants of employment reactions of firms when environmental innovations have been carried out. It differentiates hereby between employment increases and decreases. The data stem from a telephone survey covering more than 1500 firms in five European countries that...
Persistent link: https://www.econbiz.de/10013428390
Cover Image
Employment changes in environmentally innovative firms
Rennings, Klaus; Ziegler, Andreas; Zwick, Thomas - 2001
prone to increase employment, while firms that want to slash costs by innovation and compete by soft factors de …
Persistent link: https://www.econbiz.de/10013428428