Results 11 to 20 of about 5,454,839 (350)

Semiparametric Fixed-Effects Estimator [PDF]

open access: yesThe Stata Journal: Promoting communications on statistics and Stata, 2013
This paper describes the Stata implementation of Baltagi and Li's (2002) series estimator of partially linear panel data models with fixed effects. After a brief description of the estimator itself, we describe the new command xtsemipar. We then simulate
Fran�ois Libois, Vincenzo Verardi
core   +5 more sources

AI ecosystem pillars and economic growth: Implications for knowledge economy architecture from AI vibrancy subindices [PDF]

open access: yesKnowledge & Performance Management
Type of the article: Research Article AI is widely regarded by the IMF and the World Bank as a catalyst for growth. AI should be understood as a multidimensional socio-technical system embedded across institutions, industries, and society.
Kalilla Abdullayev   +6 more
doaj   +1 more source

Effect of Azotobacter on fixed nitrogen

open access: yesBiochimica et Biophysica Acta, 1956
The rate of uptake of nitrite and nitrate by A. vinelandii has been measured; at the same time, the rate of formation and disappearance of ammonia (in the case of nitrite) and of both nitrite and ammonia (in the case of nitrate) have been determined.
M. Azim, S.D. Saraf
openaire   +3 more sources

Revisiting the relationship between board structure and bank performance in Ethiopian commercial banks

open access: yesCogent Business & Management, 2023
This study examines the relationship between board structure and the performance of 15 Ethiopian commercial banks from 2010 to 2022. Using panel data analysis, the study assesses the impact of board size and gender diversity on performance, measured by ...
Dereje Fedasa Hordofa
doaj   +1 more source

On the Fixed-Effects Vector Decomposition [PDF]

open access: yesPolitical Analysis, 2011
This paper analyzes the properties of the fixed-effects vector decomposition estimator, an emerging and popular technique for estimating time-invariant variables in panel data models with group effects. This estimator was initially motivated on heuristic grounds, and advocated on the strength of favorable Monte Carlo results, but with no formal ...
Breusch, Trevor   +3 more
openaire   +3 more sources

LIKELIHOOD INFERENCE IN AN AUTOREGRESSION WITH FIXED EFFECTS [PDF]

open access: yesEconometric Theory, 2015
We calculate the bias of the profile score for the regression coefficients in a multistratum autoregressive model with stratum-specific intercepts. The bias is free of incidental parameters. Centering the profile score delivers an unbiased estimating equation and, upon integration, an adjusted profile likelihood.
Dhaene, Geert, Jochmans, Koen
openaire   +5 more sources

Is a positive association between female employment and fertility still spurious in developed countries?

open access: yesDemographic Research, 2019
Background: The cross-sectional association between female employment and fertility across developed countries turned from negative to positive during the mid-1980s.
Takashi Oshio
doaj   +1 more source

The relationship between transport, economic growth and environmental degradation for ninety countries

open access: yesSustinere: Journal of Environment and Sustainability, 2018
This paper investigates the relationship between freight transport, economic growth and environmental degradation (CO2 emissions) experienced by ninety countries over the period 1980-2014.
Listiono Listiono
doaj   +1 more source

Managerial ability and firm performance: Evidence from an emerging market

open access: yesCogent Business & Management, 2021
This study empirically examines the impact of managerial ability on firm performance. Using the sample of 246 firms listed at Pakistan Stock Exchange during 2009 to 2017, this study finds that more able managers significantly increase the firm ...
Aamir Inam Bhutta   +4 more
doaj   +1 more source

Optimal sample size in the multilevel modeling: Investigating the impact of the sample size on the random and fixed effects, using the TIMSS data [PDF]

open access: yesفصلنامه نوآوری‌های آموزشی, 2020
Due to the increasing use of the multilevel models, determining the number of the samples is one of the major concerns of the researchers in this field, so the main purpose of this study is to investigate the optimal sample size in the two-level models ...
Zahrā Naghsh, Zahrā Hāshemi
doaj   +1 more source

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