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31.
We investigate characteristics of cross‐market correlations using daily data from U.S. stock, bond, money, and currency futures markets using a new multivariate GARCH model that permits direct hypothesis testing on conditional correlations. We find evidence that arrival of information in a market affects subsequent cross‐market conditional correlations in the sample period following the stock market crash of 1987, but there is little evidence of such a relationship in the precrash period. In the postcrash period, we also find evidence that the prime rate of interest affects daily correlations between futures returns. Furthermore, we find that conditional correlations between currency futures and other markets decline steeply a few months before the crash and revert to normal dynamics after the crash. © 2002 Wiley Periodicals, Inc. Jrl Fut Mark 22:1059–1082, 2002 相似文献
32.
This paper studies the effect of managed care on medical expenditure using a model in which the insurance status is assumed to be endogenous. Insurance plan choice is modeled through the multinomial probit model. The medical expenditure variable, the outcome of interest, has a significant proportion of zeros that are handled using the two‐part model, extended to handle endogenous insurance. The estimation approach is Bayesian, based on the Gibbs Sampler. The model is applied to a sample of 20 460 individuals obtained from the Medical Expenditure Panel Survey. The results provide substantial evidence of selectivity. Copyright © 2006 John Wiley & Sons, Ltd. 相似文献
33.
Staged Development of Dynamic Capabilities: A Study of International Joint Ventures in India
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This article investigates the microfoundations of different stages of development of dynamic capabilities (DCs) in international joint ventures (IJVs). We conducted case‐based research for three heterogeneous IJVs in the Indian life insurance space. Data collection involved detailed interviews and access to other archival data. Results offer interesting insights on (1) the process of the development of dynamic capabilities and (2) the relative importance of different stages in the development of dynamic capabilities. Sensing and seizing are the two stages in which dynamic capabilities are built, and reconfiguration/transformation is inherently subsumed within the stage of seizing. We also found that broad‐spectrum parental contribution across different functions impedes the development of dynamic capability. © 2016 Wiley Periodicals, Inc. 相似文献
34.
Surendra K. Kaushik Raymond H. Lopez 《American journal of economics and sociology》1994,53(2):219-243
A bstract . Credit Unions in the United States have grown significantly in recent years. This paper identifies and analyzes the unique characteristics of the credit union industry contributing to this growth. The consolidation of smaller institutions and product diversification among larger credit unions in the environment of financial deregulation in recent years has resulted in enhanced services for credit union members. The industry is expected to continue its growth in membership and assets relative to other depository intermediaries. 相似文献
35.
Kaushik Basu 《Journal of Economic Theory》1984,32(2):212-227
Rationality has traditionally been defined as choice behaviour which can be explained in terms of some implicit binary preference. The point of departure of this paper lies in permitting the binary preference relation to be “fuzzy.” Concepts from fuzzy set theory are used to formalise different notions of rationality, including degrees of rationality. The relation between these and traditional concepts is formally explored. In welfare economics, quasi-orderings have often been used to capture the inherent imprecisions of human value judgements. It is argued here that, in many situations, a more appropriate tool for this may be fuzzy orderings. 相似文献
36.
Given a sequence of discrete-time option valuation models in which the sequence of processes defining the state variables converges weakly to a diffusion, we prove that the sequence of American option values obtained from these discrete-time models also converges to the corresponding value obtained from the continuous-time model for the standard models in the finance/economics literature. the convergence proof carries over to the case when the limiting risky asset price process follows a diffusion, except it pays discrete dividends on some fixed dates. 相似文献
37.
We study optimal dynamic contracting for a firm with multiple workers where compensation is based on public performance signals and privately reported peer evaluations. We show that if evaluation and effort provision are done by different workers (e.g., consider supervisor‐agent hierarchy), first‐best can be achieved even in a static setting. However, if each worker both exerts effort and reports peer evaluations (e.g., consider team setting), effort incentives cannot be decoupled from truth‐telling incentives. This makes the optimal static contract inefficient. Relational contracts based on public signals increase efficiency. Interestingly, the optimal contract may ignore signals that are informative about effort. 相似文献
38.
Abstract In Spain, as in other developed countries, significant changes in mortality patterns have occurred during the 20th and 21st centuries. One reflection of these changes is life expectancy, which has improved in this period, although the robustness of this indicator prevents these changes from being of the same order as those for the probability of death. If, moreover, we bear in mind that life expectancy offers no information as to whether this improvement is the same for different age groups, it is important and necessary to turn to other mortality indicators whose past and future evolution in Spain we are going to study. These indicators are applied to Spanish mortality data for the period 1981–2008, for the age range 0–99. To study its future evolution, the mortality ratios have to be projected using an adequate methodology, namely, the Lee-Carter model. Confidence intervals for these predictions can be calculated using the methodology that Lee and Carter apply in their original article for expected lifetime confidence intervals, but they take into account only the error in the prediction of the mortality index obtained from the ARIMA model adjusted to its temporal series, excluding other sources of error such as that introduced by estimations of the other parameters in the model. That is why bootstrap procedures are preferred, permitting the combination of all sources of uncertainty. 相似文献
39.
Gloria M. de Guzman Kaushik Sengupta 《International Journal of Human Resource Management》2013,24(13):2665-2682
Human capital and its associated principles of talent management are sound platforms on which to leverage a company's fundamental resources to attain corporate goals. Unfortunately, the importance of human resource management (HRM) within organizations is often overlooked. The fundamental problem observed by many researchers in the HRM field is the discrepancy between what are considered ideal HRM roles and what is actually practiced by HRM managers. To understand the current human resource (HR) philosophy and the specific roles practiced by HR professionals among Asian companies, a survey was conducted with 377 HR managers in four Asian countries – India, Indonesia, Malaysia, and the Philippines. Our research has shown and, hence, reiterated the sense that there are considerable differences between the current HR functions as practiced and the ideal HR functions, as indicated by the survey respondents. In addition, the survey results have identified significant differences among countries, especially in areas such as strategic practices and the roles of HR managers. Differences between practice and ideal in HR administration are also observed at different levels of management. It was also observed that differences among countries exist depending on the type of organization, the size of the organization, and whether the HR managers work for HR departments or for other functional departments. 相似文献
40.
ABSTRACTOver a third of workers employed in the Indian formal manufacturing sector are ‘contract’ workers – hired through the services of labour contractors, facing lower wages and no job security in relation to regular workers. We investigate the role of a variety of factors that influence the decision of employers to hire in contract workers, using information from a specially commissioned survey of manufacturing firms. While there are immediate cost advantages that tilt firms towards hiring in contract labour, a counterforce has employers favouring regular workers in firms that have a large proportion of their workforce concentrating on production activity – probably instances where long-term human capital investment by regular workers is important for the firm.Abbreviation: CLA: Contract Labour (Regulation and Abolition) Act, 1970 ASI: Annual Survey of Industries NIC: National Industrial Classification MSME: Micro, Small and Medium Enterprises SEZ: Special Economic Zone ICRIER: Indian Council for Research on International Economic Relations 相似文献