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1.
Control groups can provide counterfactual evidence for assessing the impact of an event or policy change on a target variable. We argue that fitting a multivariate time series model offers potential gains over a direct comparison between the target and a weighted average of controls. More importantly, it highlights the assumptions underlying methods such as difference in differences and synthetic control, suggesting ways to test these assumptions. Gains from simple and transparent time series models are analysed using examples from the literature, including the California smoking law of 1989 and German reunification. We argue that selecting controls using a time series strategy is preferable to existing data‐driven regression methods.  相似文献   
2.
Family firms commonly prefer internal funding and retention of control. Under certain circumstances, however, equity investments from outside the family can be a relevant alternative source of capital. To facilitate further knowledge about the interaction of family-owned businesses and external equity investors, the present work reviews 42 studies and suggests possible directions for future research. Results reveal that extant studies focus mainly on five key areas—corporate finance, contract design and collaboration, succession and exit route, strategy and performance, and corporate governance. Moreover, the paper discusses various gaps in the extant work and presents three opportunities for future research in a detailed manner. These include a comparison of different types of investors in the context of family-owned businesses, an investigation of minority investor exits from family firms, and an analysis of the impact of investors on family firm boards. All in all, the findings can guide the future development of this emerging field of research and have implications for theory and practice.  相似文献   
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We investigate when organizational justice matters to employees’ commitment in the postacquisition process after a company is taken over in a cross‐border acquisition. Overwhelming evidence from the literature suggests that employees who are treated fairly during acquisitions are more committed to their new firms. We extend this finding by dividing organizational justice into three subdimensions: informational justice, interpersonal justice, and procedural justice. We find evidence that procedural justice is an important antecedent of affective merger commitment at an early stage of the integration period, while informational justice becomes important at a later stage. Further analysis on heterogeneity between the target firm's employees and the bidder firm's employees reveals that, immediately after the acquisition, target firm's employees value knowing where they will be at the new firm (procedural justice), while bidder firm employees are more concerned about communication and transparency (informational justice). Our results point to the importance of organizational justice in a cross‐border merger and acquisition (M&A) setting and the need for a separate study of issues related to bidder firms and target firms. © 2016 Wiley Periodicals, Inc.  相似文献   
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Which factors facilitate the identification of business opportunities for sustainable development? To answer this question, we develop a process model of sustainable opportunity identification. We argue that sustainable opportunity identification is a process with transitions from problem to solution identification and from solution to sustainable opportunity identification. Moreover, the transitions are facilitated by two factors—awareness of adverse consequences and entrepreneurial attitude—providing motivation and direction in the process. We tested our model in a field study (N = 107) and two experiments (N = 53 and N = 69). Our findings show that awareness of adverse consequences and entrepreneurial attitude influence the process of sustainable opportunity identification, explaining under which conditions people are more likely to identify business opportunities for sustainable development. Our study thus contributes to the field of sustainable entrepreneurship.  相似文献   
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Using a new data set for 41 German non‐governmental organisations (NGOs), we analyse the allocation of NGO aid across recipient countries in a Tobit regression framework. By identifying for each NGO the degree of official financing, we address the largely unresolved issue of whether financial dependence on the government impairs the targeting of NGO aid. It turns out that German NGOs are more active in poorer countries, while they do not complement official aid by working under difficult local conditions. Beyond a certain threshold, rising financial dependence weakens their poverty orientation and provides an incentive to engage in ‘easier’ environments. In addition, we find that the NGOs follow the state as well as NGO peers when allocating aid. This herding behaviour is, however, hardly affected by the degree of official financing.  相似文献   
8.
This paper investigates the impact of emigration on the political choice of the size of the welfare state. Mobility has two countervailing effects: the political participation effect and the tax base effect. With emigration, the composition of the constituency changes. This increases the political influence of the less mobile part of the population. But the new political majority then also has to take into account that emigration reduces tax revenues and thereby affects the feasible set of redistribution policies. We find that the direction of the total effect of migration depends on the initial income distribution in the economy. Our results also contribute to the empirical debate on the validity of the median-voter approach in cross-country studies for explaining the relation between income inequality and redistribution levels. JEL Classification F22 · H50 · D31 · D72  相似文献   
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We identify a new benefit of index or parametric triggers. Asymmetric information between reinsurers on an insurer's risk affects competition in the reinsurance market: reinsurers are subject to adverse selection, since only high-risk insurers may find it optimal to change reinsurers. The result is high reinsurance premiums and cross-subsidization of high-risk insurers by low-risk insurers. A contract with a parametric or index trigger (such as a catastrophe bond) is insensitive to information asymmetry and therefore alters the equilibrium in the reinsurance market. Provided that basis risk is not too high, the introduction of contracts with parametric or index triggers provides low-risk insurers with an alternative to reinsurance contracts, and therefore leads to less cross-subsidization in the reinsurance market.  相似文献   
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The EU and the African, Caribbean and Pacific countries (ACP) are presently renegotiating their trade relations. Behind these negotiations are the fundamental conflict between the existing arrangement and multilateral trade rules, the frustration regarding poor ACP trade performance, the ineffectiveness of trade and trade-related ACP policies, and the inefficiency of corresponding EU assistance. This article highlights the fundamentals of the envisaged Economic Partnership Agreements (EPAs) between the EU and the ACP countries, sums up previous estimates of their probable economic impact, discusses policy options for ACP countries and sheds light on basic prerequisites, particularly on institutional conditions, that should be fulfilled to ensure the success of EPAs.  相似文献   
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