نتایج جستجو برای: tobit
تعداد نتایج: 1133 فیلتر نتایج به سال:
Understanding mechanisms underlie the individual’s daily time allocations is very important to understand the variability of individual’s time-space constraints and to forecast his/her daily activity participation. At most of previous studies, activity time allocation was viewed as allocating a continuous quantity (daily time budget) into multiple discrete alternatives (i.e. various activities ...
Land, trees, and women : evolution of land tenure institutions in western Ghana and Sumatra / Agnes R. Quisumbing. .. [et al.]. Contents Tables v Figures vii Foreword ix Acknowledgments xi Summary xiii 1. Issues and Motivation for Policy Analysis 1 2. Tables 3.1. Land-use pattern, farm size, and person–land ratio in 1997 in selected villages in Ghana 27 3.2. Distribution of currently adopted in...
The study investigated performance of loan repayment among rice farmers under the MiDA agricultural credit programme in the Hohoe Municipality. Primary data was collected from 120 farmers from four beneficiary towns while secondary data was gathered from literatures and various actors. Multistage random sampling technique was used to select the respondents. Obtained data were analyzed using t-t...
OBJECTIVES Chinese county hospitals have been excessively enlarging their scale during the healthcare reform since 2009. The purpose of this paper is to examine the technical efficiency and productivity of county hospitals during the reform process, and to determine whether, and how, efficiency is affected by various factors. SETTING AND PARTICIPANTS 114 sample county hospitals were selected ...
We demonstrate how censored regression models (including standard Tobit models) can be estimated in R using the add-on package censReg. This package provides not only the usual maximum likelihood (ML) procedure for cross-sectional data but also the random-effects maximum likelihood procedure for panel data using Gauss-Hermite quadrature.
The nonlinear fixed effects model has two shortcomings, one practical, one methodological. The practical obstacle relates to the difficulty of estimating nonlinear models with possibly thousands of dummy variable coefficients. In fact, in many models of interest to practitioners, estimation of the fixed effects model is feasible even in panels with very large numbers of groups. The result, thou...
most of the population of nigeria is rural and agriculture is the mainstay of the impoverished people’s livelihood. this paper estimated the determinants of rural poverty in nigeria using the tobit regression model. through the multistage sampling technique, primary data were obtained from 150 rural farming households using a questionnaire. the result of tobit regression analysis shows that inc...
OBJECTIVE Triglyceride-rich lipoproteins have emerged as causal risk factors for developing coronary heart disease independent of low-density lipoprotein cholesterol levels. Apolipoprotein C-III (ApoC-III) modulates triglyceride-rich lipoprotein metabolism through inhibition of lipoprotein lipase and hepatic uptake of triglyceride-rich lipoproteins. Mutations causing loss-of-function of ApoC-II...
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