نتایج جستجو برای: tobit

تعداد نتایج: 1133  

2018
Oluwakemi Adeola Obayelu

The inability of households to save over time has significant influence on the rate of capital accumulation and economic growth in developing countries. In order to understand this trend, this research assesses savings rates and its correlates in rural Kwara state, Nigeria. A multistage sampling procedure was used to obtain data from 120 households. This was then analyzed using two descriptive ...

Journal: :Accident; analysis and prevention 2012
Miguel Santolino Catalina Bolancé Manuela Alcañiz

Hospital expenses are a major cost driver of healthcare systems in Europe, with motor injuries being the leading mechanism of hospitalizations. This paper investigates the injury characteristics which explain the hospitalization of victims of traffic accidents that took place in Spain. Using a motor insurance database with 16,081 observations a generalized Tobit regression model is applied to a...

2011
Weixing Song Weixin Yao

The problem of fitting a parametric model in Tobit errors-in-variables regression models is discussed in this paper. The proposed test is based on the supremum of the Khamaladze type transformation of a certain partial sum process of calibrated residuals. This framework covers the usual error-free Tobit model as a special case. The asymptotic null distribution of this transformed process is sho...

2016
Rahim Alhamzawi Keming Yu

A Bayesian approach is proposed for coefficient estimation in Tobit quantile regression model. The proposed approach is based on placing a g-prior distribution depends on the quantile level on the regression coefficients. The prior is generalized by introducing a ridge parameter to address important challenges that may arise with censored data, such as multicollinearity and overfitting problems...

2006
Raghbendra Jha Raghav Gaiha Anurag Sharma

This paper tests for the existence of a Poverty Nutrition Trap (PNT) in the case of the nutrient most likely to have productivity impacts, i.e., calories, for three categories of wages – sowing, harvesting, and other – and for male and female workers separately. We use household level national data for rural India for the period January to June 1994. We use robust sample selection procedures du...

2017
Joaquín BARRAQUER MONER Rafael I. BARRAQUER

Another mention of what could be a cataract operation figures in the Bible, in the Book of Tobit (around 600 B.C.). Following instructions from the archangel Raphaël, Tobias applies the gall of a fish to his father’s blind eyes, «He applied the remedy which irritated his eyes. And he rubbed the corner of his eyes with both hands. Then he saw his son, threw his arms around his neck and wept as h...

2010
Naoki Ando Satoshi Matsuda

This study examines whether the perceived boundary between in-role and extra-role behaviors varies depending on workplace conditions, emphasizing how interactional justice influences an employee’s role definitions. We collect data through a questionnaire survey and adopt Tobit regressions for hypothesis testing. The study results indicate that perceived interactional justice enlarges the breadt...

2017
Sukanya Basu

Intermarriage between a native and immigrant can affect the household’s supply of labor hours. Spouse selectivity on the basis of human capital, distribution of bargaining power, and labor supply coordination within the household can differ by type of marriage and gender of the immigrant—and, consequently, affect how spouses supply labor to the market. Using the 2010 American Community Survey, ...

2004
J. WILSON MIXON AMIT SEN FRANK STEPHENSON

Among the controversies arising from the 2000 Presidential election was the accusation that media networks called, or projected, a winner faster in those states won by Albert Gore than in those states won by George W. Bush. We investigate this accusation by estimating a Tobit model of the length of time between states’ poll closing times and the times at which CNN projected a winner. Our result...

Journal: :Online Information Review 2014
Beatriz Cuadrado-Ballesteros José Frías-Aceituno Jennifer Martínez-Ferrero

140f 2 The aim of this study is to analyze the level of environmental, economic, and social engagement disclosed by local governments, taking into account factors such as political ideology and media pressure. We analyzed 102 large Spanish municipalities, using data from 2011. An econometric model is used based on dependency techniques for cross-sectional data. The Tobit technique is suitable, ...

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