نتایج جستجو برای: طبقهبندی jel z14 c13

تعداد نتایج: 28440  

2013
Jia Chen Degui Li Jiti Gao

This article provides a selective review on the recent developments of some nonlinear nonparametric and semiparametric panel data models. In particular, we focus on two types of modelling frameworks: nonparametric and semiparametric panel data models with deterministic trends, and semiparametric single-index panel data models with individual effects. We also review various estimation methodolog...

2005
Ulrich K. Müller

The paper investigates asymptotically efficient inference in general time series likelihood models with time varying parameters. Inference procedures for general loss functions are evaluated by a weighted average risk criterion. The weight function focusses on persistent parameter paths of moderate magnitude, and is proportional to the distribution function of a Gaussian random walk. It is show...

2005
Luc Bauwens Walid Ben Omrane Pierre Giot

We study the impact of nine categories of scheduled and unscheduled news announcements on the euro/ dollar return volatility. We highlight and analyze the pre-announcement, contemporaneous and postannouncement reactions. Using high-frequency intraday data and within the framework of ARCH-type models, we show that volatility increases in the pre-announcement periods, particularly before schedule...

2014
Kazuhiko Hayakawa M. Hashem Pesaran L. Vanessa Smith

This paper proposes the transformed maximum likelihood estimator for short dynamic panel data models with interactive fixed effects, and provides an extension of Hsiao et al. (2002) that allows for a multifactor error structure. This is an important extension since it retains the advantages of the transformed likelihood approach, whilst at the same time allows for observed factors (fixed or ran...

2005
Lijian Yang

A semiparametric extension of the GJR model (Glosten et al., 1993. Journal of Finance 48, 1779–1801) is proposed for the volatility of foreign exchange returns. Under reasonable assumptions, asymptotic normal distributions are established for the estimators of the model, corroborated by simulation results. When applied to the Deutsche Mark/US Dollar and the Deutsche Mark/British Pound daily ret...

2001
William A. Barnett

In specifications of tastes and technology, econometricians often impose curvature globally, but monotonicity only locally or not at all. In fact monotonicity rarely is even mentioned in that literature. But without satisfaction of both curvature and monotonicity, the second order conditions for optimizing behavior fail, and duality theory fails. The resulting first order conditions, demand fun...

2006
Jihai Yu

This paper tries to explore the asymptotic properties of maximum likelihood estimators for spatial dynamic panel data with fixed effects when both the number of time periods T and number of individuals n are large. When n is proportional to T or T is relatively large, the estimator is √ nT consistent and asymptotically normal; when n is relatively large, the estimator is consistent with the rat...

Journal: :Computational Statistics & Data Analysis 2007
Emmanuel Flachaire Olivier Nuñez

Empirical evidence, obtained from nonparametric estimation of the income distribution, exhibits strong heterogeneity in most populations of interest. It is common, therefore, to suspect that the population is composed of several homogeneous subpopulations. Such an assumption leads us to consider mixed income distributions whose components feature the distributions of the incomes of a particular...

ژورنال: :علوم اقتصادی 2013
مجید دلاوری نادیا گندالی علیخانی اسماعیل نادری

انرژی در حیات اقتصاد صنعتی جوامع، نقش زیربنایی ایفا نموده، به این معنا که هرگاه انرژی به مقدار کافی و به موقع در دسترس باشد، توسعه اقتصادی نیز میسر خواهد بود. در این بین نفت و گاز طبیعی، به عنوان مهمترین منابع تأمین انرژی بشر امروزی، از اهمیت ویژه ای برخوردارند. اهمیت این قضیه در کشور ایران دوچندان می باشد، چراکه سیاستگذاری های این کشور به عنوان یکی از مالکان عظیم منابع انرژی در جهان، نه تنها ب...

Journal: :Mathematics and Computers in Simulation 2008
Kazuhiko Hayakawa Eiji Kurozumi

In this paper, we consider the role of “leads” of the first difference of integrated variables in the dynamic OLS estimation of cointegrating regression models. Specifically, we investigate Stock and Watson’s (1993) claim that the role of leads is related to the concept of Granger causality by a Monte Carlo simulation. From the simulation results, we find that the dynamic OLS estimator without ...

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