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Persistent link: https://www.econbiz.de/10001883843
Market share models for weekly store-level data are useful to understand competitive structures by delivering own and cross price elasticities. These models can however not be used to examine which brands lose share to which brands during a specificperiod of time. It is for this purpose that we...
Persistent link: https://www.econbiz.de/10011334354
Persistent link: https://www.econbiz.de/10000909093
This paper reviews the Thai national character according to Hofstede's cultural dimension theory and Komin's nine values cluster (Psychology of the Thai people), analyses the social hierarchy of Thai consumers according to the Luxury 4P Taxonomy (Han et al., 2010), integrates the Theory of...
Persistent link: https://www.econbiz.de/10011587631
We analyze the incentives for incumbent bricks-and-mortar firms and newentrants to start an online retail channel in a differentiated goods market. Tothis end we set up a two-stage model where firms first decide whether or notto build the infrastructure necessary to start an online retail...
Persistent link: https://www.econbiz.de/10011343275
In statistics, samples are drawn from a population in a datagenerating process (DGP). Standard errors measure the uncertainty in sample estimates of population parameters. In science, evidence is generated to test hypotheses in an evidencegenerating process (EGP). We claim that EGP variation...
Persistent link: https://www.econbiz.de/10012795280
In the physical sciences, order and disorder refer to the presence or absence of some symmetry or correlation in a many-particle system. It follows that it is important to examine whether there is any regularity hidden in the phase transition of the disorder-order relationship. In this paper a...
Persistent link: https://www.econbiz.de/10011376261
We extend the results of De Luca et al. (2021) to inference for linear regression models based on weighted-average least squares (WALS), a frequentist model averaging approach with a Bayesian flavor. We concentrate on inference about a single focus parameter, interpreted as the causal effect of...
Persistent link: https://www.econbiz.de/10012510747
This paper provides an overview of the work of Gigerenzer, thereby focusing on his criticisms of the Heuristics and Biases theory of Kahneman and Tversky. It is proposed that Gigerenzer's work can be both thematically and chronologically organized as: historical research on statistics =...
Persistent link: https://www.econbiz.de/10011348361
We assess the stability of the unemployment gap parameter using linear dynamic Phillips curve models for the United States. In this study, we allow the unemployment gap parameter to be time-varying such that we can monitor the importance of the Phillips curve over time. We consider different...
Persistent link: https://www.econbiz.de/10012665848