Showing 1 - 5 of 5
Hausman (1978) developed a widely-used model specification test that has passed the test of time. The test is based on two estimators, one being consistent under the null hypothesis but inconsistent under the alternative, and the other being consistent under both the null and alternative...
Persistent link: https://www.econbiz.de/10010778706
In this paper, we develop a modified maximum likelihood (MML) estimator for the multiple linear regression model with underlying student t distribution. We obtain the closed form of the estimators, derive the asymptotic properties, and demonstrate that the MML estimator is more appropriate for...
Persistent link: https://www.econbiz.de/10010778730
En este trabajo se propone un nuevo procedimiento para detectar ra´ıces unitarias basado en m´etodos de subespacios. Nuestra propuesta tiene tres aspectos originales principales. Primero, la misma metodología puede aplicarse a series individuales o a vectores de series temporales. Segundo,...
Persistent link: https://www.econbiz.de/10008520484
The goal of this paper is to analyze a new phenomenon: Internet demand in Spain. To do so, we use a new high quality data set and advanced econometric techniques for estimating Internet demand functions, incorporating the socio-demographic characteristics of the individuals. We begin with a...
Persistent link: https://www.econbiz.de/10008468185
En el siguiente artículo abordamos el problema de medir las diferencias de digitalización que existen entre las Comunidades Autónomas de España. Partiendo de esta idea proponemos un índice sintético que permite cuantificar dicha diferencia, utilizándolo de dos maneras: la primera como...
Persistent link: https://www.econbiz.de/10008471544