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51.
Stochastic dominance techniques have been mainly employed in poverty analyses to overcome what it is called the multiplicity of poverty indices problem. Moreover, in the multidimensional context, stochastic dominance techniques capture the possible relationships between the dimensions of poverty as they rely upon their joint distribution, unlike most multidimensional poverty indices, which are only based on marginal distributions. In this paper, we first review the general definition of unidimensional stochastic dominance and its relationship with poverty orderings. Then we focus on the conditions of multivariate stochastic dominance and their relationship with multidimensional poverty orderings, highlighting the additional difficulties that the multivariate setting involves. In both cases, we focus our discussion on first‐ and second‐order dominance, though some guidelines on higher order dominance are also mentioned. We also present an overview of some relevant empirical applications of these methods that can be found in the literature in both univariate and multivariate contexts. 相似文献
52.
Teresa García‐Marco Ferdaous Zouaghi Mercedes Snchez 《Business Strategy and the Environment》2020,29(4):1684-1694
This study explores the complementary effects among environmental innovation, organizational innovation, and training for innovation and their effect on firm productivity, within a supermodularity framework. Furthermore, it attempts to understand whether different innovation practices are complements or substitutes for firm profitability according to the industrial environmental regulation context by distinguishing between clean and dirty industries. Using a Spanish technological innovation panel survey over the period 2008–2015, our findings indicate that the interrelationship between different innovation practices is complementary rather than substitutive, and the pattern of complementarity among innovation practices differs according to the environmental regulation under which an industry operates. Engaging in a broad range of innovation practices such as environmental and organizational innovations, clean industry can strengthen productivity. For dirty industries, our results indicate a greater affinity between training activities and environmental innovation than between environmental innovation and organizational innovation on firm productivity achievement. Taken all together, these results provide managers with considerable insights in terms of how to adapt the various combinatorial practices to the industrial environment in which they are embedded, taking market and regulatory pressure into account. 相似文献
53.
Most motor bodily injury claims are settled by negotiation, with fewer than 5% of cases going to court. A well-defined negotiation strategy is thus very useful for insurance companies. In this paper we assume that the monetary compensation awarded in court is the upper amount to be offered by the insurer in the negotiation process (reservation price). Using a real database, a log-linear model is implemented to estimate the maximal offer. Non-spherical disturbances are detected. Residual dependence occurs when various claims are settled in the same judicial verdict. Groupwise heteroscedasticity is due to the influence of the forensic valuation on the final compensation amount. An alternative approximation based on generalized inference theory is applied to estimate confidence intervals on variance components, since classical interval estimates may be unreliable for datasets with unbalanced structures. 相似文献
54.
We consider a model of bargaining by concessions where agents can terminate negotiations by accepting the settlement of an
arbitrator. The impact of pragmatic arbitrators—that enforce concessions that precede their appointment—is compared with that
of arbitrators that act on principle—ignoring prior concessions. We show that while the impact of arbitration always depends
on how costly that intervention is relative to direct negotiation, the range of scenarios for which it has an impact, and
the precise effect of such impact, does change depending on the behavior—pragmatic or on principle—of the arbitrator. Moreover
the requirement of mutual consent to appoint the arbitrator matters only when he is pragmatic. Efficiency and equilibrium
are not aligned since agents sometimes reach negotiated agreements when an arbitrated settlement is more efficient and vice
versa. What system of arbitration has the best performance depends on the arbitration and negotiation costs, and each can
be optimal for plausible environments.
相似文献
55.
Optimal Duration of Magazine Promotions 总被引:1,自引:0,他引:1
Mercedes?Esteban-BravoEmail author José?M.?Múgica Jose?M.?Vidal-Sanz 《Marketing Letters》2005,16(2):99-114
The planning of promotions and other marketing events frequently requires manufacturers to make decisions about the optimal
duration of these activities. Yet manufacturers often lack the support tools for decision making. We assume that customer
decisions at the aggregated level follow a state-dependent Markov process. On the basis of the expected economic return associated
with dynamic response to stimuli, we determine the ideal length of marketing events using dynamic programming optimization
and apply the model to a complex promotion event. Results suggest that this methodology could help managers in the publishing
industry to plan the optimal duration of promotion events. 相似文献
56.
We estimate alternative price-to-rent ratios in the Spanish housing market by considering different stochastic discount factors in present value models similar to those used in the financial literature but where the higher rigidity that characterises this market is taken into account. We identify three robust across-model regularities: (i) the increase in the price-to-rent ratio since the late 1990s helped at first to restore equilibrium, (ii) further increases in house prices raised the ratio between 24% and 32% above equilibrium by 2004, although (iii) at that time the ratio was only around 2% above its short-term adjustment path towards a (new) long-run equilibrium. 相似文献
57.
Antonia Mercedes García-Cabrera María Gracia García-Soto Juan José Durán-Herrera 《The International Entrepreneurship and Management Journal》2016,12(3):879-910
Institutional studies based on cross-country comparisons and founded on a determinist perspective analyse the behaviour in emerging economies. The current research, in contrast, looks to neo-institutionalism and the literature on entrepreneurship to pose two research questions based on individuals’ discretion: (1) How does the entrepreneur’s perception of the institutional dimensions influence their decision to involve their SME in international operations? (2) What role does opportunity motivation play in the impact of those perceptions on the internationalisation decision? We analyse a sample of 296 entrepreneurs who had founded their businesses in Brazil (Federal State of Sergipe), and our results confirm that the individual’s perception of the normative and regulative aspects of institutions, the interaction between the two, and the interaction between the normative and cognitive aspects of institutions, explain the decision to embark on international operations. Opportunity motivation mediates the impact of the normative aspects of institutions on that decision. 相似文献
58.
Mercedes Alda 《Business Strategy and the Environment》2019,28(6):1060-1071
This paper analyses the role of social responsible (SR) pension funds as influential institutional shareholders in the corporate sustainability of investee firms. We study the influence of 197 UK SR pension funds on 1,253 firms with 31 environmental, social, and governance (ESG) indicators from 2002 to 2018. According to the indicator nature, we perform logit and ordinary least square (OLS) estimations with panel error correction models to control causality. Our results show that SR pension funds significantly impact on 41.93% of the ESG indicators studied. We find that larger pension‐fund shareholding positively influences on ESG firm performance and encourages proactive behaviour towards environmental practices. Firms with larger pension‐fund shareholding are more likely to use renewable energies and disclose environmental information, increasing the firm transparency towards stakeholders. This study contributes to understand that, besides stakeholders, institutional shareholders (SR pension funds) demand sustainable development and are able to transfer important values for the society and the environment to corporate governance. 相似文献
59.
The aim of this work is to examine the influence of mutual fund flows on market timing models, thus providing unbiased timing coefficients. However, as this control is motivated by the existing relationship between mutual fund flows and market returns, we first analyse this relationship, considering previous and concurrent market returns. However, unlike existing studies, we do not consider future returns, since investors do not observe them when making investment decisions. Thus, we feel it is more appropriate to consider expected market returns. We construct the expected market returns by running an AR model and considering the available public information about the macro-economy. The relationship is analysed under different conditions, considering a variety of different mutual fund flow measures, and considering (or not) the sensitivity of mutual fund flows to positive and negative market returns. We also propose different controls for the traditional timing models, and we further analyse the reverse-causality problem. The study demonstrates, for a sample of equity mutual funds registered for sale in the USA, that the poor market timing performance found in this and other prior studies can be completely attributed to the perverse effect of the fund managers’ liquidity service. 相似文献
60.
Mercedes Marzo‐Navarro Marta Pedraja‐Iglesias 《Journal of Travel & Tourism Marketing》2013,30(7):670-687
Most of the existing characteristics of wine tourists have been based on the point of view of wineries or have been based on the tourists who have visited wineries. It is therefore necessary to establish a more general profile of wine tourists. In conjunction with this, a more in‐depth look must be taken at the motivations for visiting a destination. These motivations can include the production area of a preferred wine. The correspondence between the production area of a preferred wine and the destination selected by a tourist has been taken as a given in the research performed to date, but it has not been studied in depth. The results obtained show that the profile of a wine tourist can be divided into two groups, thereby considering the variables of gender, income, age, belonging to a wine club, wine consumption habits, and involvement in activities related to wine. Moreover, in the analyzed case there is positive correspondence between the place of origin of a preferred wine and the destination selected when participating in wine tourism. 相似文献