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GMM Analysis

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lightbulbAbout this topic
Generalized Method of Moments (GMM) analysis is a statistical technique used in econometrics to estimate parameters of models by utilizing moment conditions derived from the data. It allows for efficient estimation in the presence of potential endogeneity and heteroskedasticity, providing a flexible framework for analyzing complex relationships in economic data.
lightbulbAbout this topic
Generalized Method of Moments (GMM) analysis is a statistical technique used in econometrics to estimate parameters of models by utilizing moment conditions derived from the data. It allows for efficient estimation in the presence of potential endogeneity and heteroskedasticity, providing a flexible framework for analyzing complex relationships in economic data.

Key research themes

1. How can System and Difference GMM estimators be effectively applied for dynamic panel data with endogenous regressors and limited time dimensions?

This research area focuses on the development and practical implementation of Generalized Method of Moments (GMM) estimators—particularly Difference GMM and System GMM—for panel data models that feature dynamic components and endogenous regressors. These models typically involve 'small T, large N' panels with fixed effects and serial correlation. The critical contributions lie in designing estimators using valid moment conditions, addressing instrument proliferation, correcting finite-sample biases in standard errors, and providing user-friendly implementation through software (e.g., xtabond2). This theme is crucial as these estimators allow consistent and efficient estimation in complex panel data contexts common in economics and finance.

Key finding: Introduces the theoretical foundation and practical implementation of Difference and System GMM estimators for panels with fixed effects and endogenous regressors. It details the Arellano-Bond test for autocorrelation,... Read more
Key finding: Presents an extended instrumental variables estimation framework under the GMM methodology that accommodates heteroskedasticity and allows for consistent and efficient inference. It clarifies when and how robust standard... Read more
Key finding: Analyzes different empirical strategies to address endogeneity in panel data, highlighting the predominance of 2SLS but arguing for Generalized Method of Moments (GMM) as a flexible and robust alternative that relaxes strict... Read more
Key finding: Develops asymptotic theory for GMM estimators in settings with nearly-weak identification due to drifting moment conditions. It introduces a rotation strategy in parameter space to separate strongly and weakly identified... Read more
Key finding: Provides analytical expressions for the asymptotic biases of two-step GMM and generalized empirical likelihood (GEL) estimators in the presence of estimated nuisance parameters, showing that empirical likelihood estimators... Read more

2. What are the advances in efficient and asymptotically optimal GMM estimation using the empirical characteristic function and continuum moment conditions?

This theme explores methodological innovations in GMM estimation that exploit empirical characteristic functions (ECF) to use an infinite continuum of moment conditions. Traditional GMM approaches often rely on finite grids approximating this continuum, leading to inefficiencies or identification issues. By directly utilizing the full continuum and adding penalization terms, these methods achieve asymptotic efficiency closer to the Cramér-Rao lower bound, with practical solutions for tuning parameter selection and specification testing. Such advancements expand GMM applicability, especially in models without tractable likelihoods, enhancing estimation precision and robustness.

Key finding: Proposes a GMM approach that incorporates the entire continuum of moment conditions derived from the empirical characteristic function (e.c.f.), rather than a finite grid. Introducing a penalization term ensures boundedness... Read more
Key finding: Provides a comprehensive tutorial elucidating GMM theory and empirical applications in finance, including asset pricing and interest rate modeling. It systematically connects method of moments estimators and GMM, highlighting... Read more

3. How can GMM-based latent variable and mixture models be evaluated and extended to improve model fit and clustering in heterogeneous data?

In this research area, GMM estimation is integrated with mixture and latent variable models such as mixtures of generalized linear models (GLMs) or generalized estimating equations (GEE). The aim is to extend classical GMM to handle data heterogeneity and clustering by building mixtures of models and evaluating model fit using deviance-based measures adapted to mixture contexts. Approaches also include developing efficient iterative algorithms alternative to EM for parameter estimation, enhancing accuracy and convergence speed. These advances enable modeling complex correlated and clustered data structures more effectively in diverse empirical applications.

Key finding: Extends deviance-based goodness-of-fit measures to mixtures of GLMs by defining decompositions of deviance at both cluster-level and overall sample-level. The local deviance is split into explained and unexplained components... Read more
Key finding: Proposes a novel estimation algorithm, Iterative Weighted Least Squares (IWLS), for parameter estimation in finite mixtures of linear regression models within a GEE framework. The approach uses least squares principles rather... Read more

All papers in GMM Analysis

BackgroundStudies of mammalian sexual dimorphism have traditionally involved the measurement of selected dimensions of particular skeletal elements and use of single data-analysis procedures. Consequently, such studies have been limited... more
Global value chain (GVC) is defined as a production process involving value-added from at least two countries with increasing global integration. This study aims to identify the industries triggered by the exports/imports of intermediate... more
This paper investigates the impact of Environmental, Social, and Governance (ESG) factors on asset pricing using a Generalized Method of Moments (GMM) estimation framework. The study aims to determine whether ESG scores are priced in... more
Peran Anggaran Kesehatan Pemerintah dalam Mentransformasikan Pertumbuhan Ekonomi untuk Indeks Pembangunan Manusia (IPM): Analisis Panel Dinamis . . . Studi ini membahas kesenjangan empiris dalam memahami dampak anggaran kesehatan... more
We estimate empirically the effect of immigration on house prices and residential construction activity in Spain over the period 1998-2008. This decade is characterized by both a spectacular housing market boom and a stunning immigration... more
Background information: Analyzing financial time series is essential for forecasting trends, detecting anomalies, and facilitating informed choices in fluctuating markets. This document presents a secure cloud-based framework that... more
Background information: Monte Carlo simulations, Deep Belief Networks (DBNs), and Bulk Synchronous Parallel (BSP) processing are used in the suggested secure cloud-based financial analysis system to increase the effectiveness of risk... more
Massive datasets and dynamic fraud patterns pose serious obstacles to financial transaction fraud detection. In order to provide adaptive fraud detection, this study suggests a hybrid model that combines Test Case Reduction, Gaussian... more
1980 sonrasında Türkiye ekonomisinde ihracata dayalı büyüme politikalarının uygulandığı dönem başlamıştır. Bu süreç içerisinde ithalat serbestleştirilmiş, ihracatın ekonomik faaliyetler içindeki önemi artmıştır. Bunun yanında 1989 yılında... more
In this study, the effects of energy efficiency, rebound effect, on energy production, consumption, saving, import as well as inflation and current account deficit are examined using time series analysis in the period of 1967-2015 in... more
Although the World Bank points out these costs remain high, especially in Africa and in small nations. Globally, migrants pay an average cost of 9 per cent to send money home. 2 For example, deposits by the non-residents in India attract... more
It has been established that COVID-19 affected the world economy with nega ve impacts on the profitability and financial performance of many businesses. This study evaluated the financial performance of Nestle Plc pre-, during, and... more
Ce papier présente en détails l’analyse multivariée des séries chronologiques avec son application sur le logiciel STATA. Il est subdivisé en plusieurs points suivants : (1) généralités sur les séries chronologiques; (2) Notions sur les... more
The objective of this study is to examine the effect of financial leverage, size of the firm and capital intensity on the profitability of the listed firms in the food industry on Muscat Stock Exchange (MSX) in the Sultanate of Oman. The... more
ABSTRACT The relationship between the determinants of growth and development indicators is frequently examined in the literature. However, the focus has recently shifted from the impact of growth on development to the influence of... more
The insurgence of exchange rate volatility over the years has gained the attention of not only scholars but also policy makers around the world. This paper investigates the influence of exchange rate volatility to the financial... more
The research utilizes a comprehensive dataset from MENA-listed companies, capturing data from 2013 to 2022 to scrutinize the influence of capital structure (CapSt) level on corporate performance across 11 distinct countries. This study... more
Precise identification and detection of ailments in tomato plants are essential for preserving crop vitality and optimizing agricultural productivity. This promotes the use of agricultural methods that can be maintained over time and... more
Empirical estimates of the Reserve Bank of India's (RBI) intervention reaction function suggest that the central bank actively intervenes in the foreign exchange market to contain volatility but this intervention is neither continuous nor... more
The study investigated the effect of capital structure on the performance of selected non-deposit financial institutions (also known as Development Finance Institutions, DFIs) in Nigeria. The study specifically examined the effect of... more
Entrepreneurship education aims at developing not only knowledge and skills for entrepreneurial activity, but also the change of attitude toward entrepreneurship as a way of acting and thinking. Starting from the assumption that higher... more
Plant disease detection with deep learning models has shown promising results, but these models often struggle with generalizing across diverse agricultural environments due to domain shifts in imaging conditions. This paper presents a... more
Trade as an engine of growth has been debated much. Its ability to reduce poverty and inequality has attracted much debate in India. The present study investigates interlinkages of trade, poverty and inequality through employment... more
Purpose-This study aims to conduct a comprehensive methodological review, exploring the strategies used to address endogeneity within the realms of corporate governance and financial reporting. Design/methodology/approach-This research... more
O artigo analisa se a abertura comercial brasileira teve participacao ativa na promocao do nivel de renda per capita dos municipios cearenses e se esses efeitos se mostraram assimetricos, ao considerar diferentes polos de desenvolvimento... more
This study examines the impact of exchange rate volatility on trade in Bangladesh to know the export, import risk, and leverage effect. Time-series implies monthly basis data from 2013M01 to 2019M06. The IFS, BB and FREED are the main... more
This paper examines the labor productivity gap between exporting and non-exporting Vietnamese manufacturing firms in industrialization during the period from 2010 to 2016 using enterprise-level panel data drawn from Vietnamese Annual... more
The ar� cle is an eff ect of the project-"Financializa� on-impact on the economy and society"-interna� onal conference, conducted by the University of Informa� on Technology and Management in Rzeszów with Narodowy Bank Polski under the... more
Total public debt of ten cantons in the Federation of Bosnia and Herzegovina (FBiH), one of the two entities in BiH, have substantially increased in recent years. Since it is relatively small in nominal terms, this galloping trend have... more
İş gücü verimliliği, üretim aşamasında gözlemlenen ya da ölçülen sermaye, iş gücü gibi belirli faktörlerin, üretime direkt ya da dolaylı yoldan etki eden katkılardır. Bu tanım, bir içinin ürettiği reel katma değer olarak da... more
by Neha K
The project aims to develop a personal virtual assistant for windows-based system. Jarvis draws its inspiration from virtual assistants like Cortana for Windows, and Siri for iOS. It has been designed to provide a user-friendly interface... more
Many incentives have been implemented with the scope of increasing export in Turkey since 1980. In increasing competitive market condition, supporting export totally has significant importance to expand export in global markets. The... more
The principles of the European Charter of Local Self-Government were accepted and incorporated in the legislation of Bosnia and Herzegovina. Fiscal federalism is classified in the area of public finance theory that studies the system of... more
We examine how participation and positioning in global value chains (GVC) affect wages. We also examine whether this relationship is conditioned by a country’s development level and labour market regulation. The results show that... more
This paper aims to estimate the Okun's Law for the Brazilian economy using the data from IBGE to quarterly values of the national and industrial Gross Domestic Product (GDP) from 1996 to 2013 and data from the Pesquisa Mensal de Emprego... more
Recent decades have seen the emergence of global value chain (GVC) production arrangements in which firms fine-slice production processes and disperse activities over multiple countries. This paper analyses how the rise of GVCs affects... more
El presente documento aborda el análisis de clientes basado en un conjunto de transacciones que abarcan un lapso de un año en un comercio minorista de regalos ocasionales en línea con sede en el Reino Unido. El objetivo principal es... more
In contemporary economies which are changing continuously, for achieving sustainable growth and satisfying stabilization, necessary interventions should be made on time. Hence business cycle fluctuations in the economy must be... more
Various methods have been developed to assign pollen to its botanical origin. They range from technically complex approaches to the less precise but sophisticated chromatic assessment, in which the pollen colors are used for... more
The CPTPP, or the Comprehensive and Progressive Agreement for Trans-Pacific Partnership, is an example of a "mega-regional" free trade agreement, whose provisions on the rules of origin and trade facilitation can have potentially large... more
This study examines the impact of exchange rate volatility on trade in Bangladesh to know the export, import risk, and leverage effect. Time-series implies monthly basis data from 2013M01 to 2019M06. The IFS, BB and FREED are the main... more
Multiple economic indicators and tools are intensively discussed in the academic literature. In the current piece of art, the factors like FDI, Gross Domestic Productivity (GDP), Human development, literacy rate, youth and unemployment... more
This paper investigates the effects of human capital on bilateral domestic value-added trade in global value chains (GVCs) for 43 countries and 56 sectors. In contrast to previous studies, this paper estimated an approximate gravity model... more
The goal of this paper is to understand the nature of capital adjustment costs. This topic is central to the understanding of investment, one of the most important and volatile components of aggregate activity. Moreover, understanding of... more
The failure of attaining the desired outcome following the import substitution industrialization in the period of 1963-1980 led Turkey to adopt export-oriented growth (EOG) model after the 1980s. In this context, the impacts of export... more
The details of the impact of exports on economic growth have been one of the most important topics in the literature. Numerous studies asserted that open economies grow faster than the closed ones because of the effect of the exports on... more
Abstrak Perdebatan tentang pelemahan hubungan antara nilai tukar dan ekspor telah meningkat dalam beberapa tahun terakhir, dan meningkatnya tren perdagangan terkait rantai nilai global (Global Value Chain/GVC) diasumsikan menjadi sumber... more
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