Showing 1 - 10 of 59
effects of error propagation on the bias and mean squarederror of the meta-estimator, and the size and the power of …
Persistent link: https://www.econbiz.de/10010325362
-systematic impact of omitted variable bias in primary studies. Our results show that the mixed effects estimator is to be preferred to … non-systematic impact of omitted variable bias, using the mixed effects estimator may be suboptimal. We also address the …
Persistent link: https://www.econbiz.de/10010325529
robustness using quasi-experiments. The analysis pertains to sign, size andsignificance of the effects, and we relax the quasi …
Persistent link: https://www.econbiz.de/10010324921
There is an increasing demand for transport decisions to be made in thelight of some form of what may generically be called cost benefit analysis(CBA). The actual techniques may vary and often deviate quite significantlyfrom the conventional economic concept of CBA but in all cases theprocedures...
Persistent link: https://www.econbiz.de/10010324468
This review considers the role of environmental effects in transport investment appraisal, mainly from the perspective of cost-benefit analysis, the most widely adopted appraisal technique. Although the basic principles of CBA are straightforward, several complications are identified that may...
Persistent link: https://www.econbiz.de/10010324894
This paper introduces and surveys ecological-economic analysis ofbiodiversity. It seeks to identify the complex linkages betweeneconomic and ecological systems with a view to a solid exploration ofvaluation issues in biodiversity. Against this background the studyoffers a review of key...
Persistent link: https://www.econbiz.de/10010324690
The evidence on the implications of transport for regionaleconomic and political integration is mixed. This is not surprisingsince transport is one element of a complex web of factors thatdetermine the extent to which spatial areas become integrated.There are also good reasons to expect the...
Persistent link: https://www.econbiz.de/10010324695
In this paper, we investigate the impact on aggregate regional utility as a result of both exogenous growth and endogenous growth in a spatial system. We will first analyze the case of two closed regions, followed by the case of two open regions. The main instrument used in our approach to study...
Persistent link: https://www.econbiz.de/10010324699
The rapidly increasing dissemination of scientific results exhibits features of complex systems and brings also to light (seemingly) inconsistencies among research findings. At the same time, there is a fast growing interest in comparative studies and related research tools such as meta-analysis...
Persistent link: https://www.econbiz.de/10010324714
This paper analyses the adoption of energy-efficiency enhancing technologies by heterogeneous firms. The fact that energy use does not only cause external environmental costs through pollution, but also directly affects the profitability of the firm and hence its behaviour on input and output...
Persistent link: https://www.econbiz.de/10010324729