نتایج جستجو برای: tobit models

تعداد نتایج: 908707  

Journal: :تحقیقات اقتصادی 0
مرتضی مولایی غلامعلی شرزه ای دانشکده اقتصاد دانشگاه تهران سعید یزدانی گروه اقتصاد کشاورزی دانشگاه تهران

consumers’ willingness to pay for nonmarket commodities such as wildlife, quality of the environment and forest services (including timber production, water conservation, soil conservation, oxygen supply, carbon sequestration, recreation services and wildlife preservation) is a measure of value of these resources. in recent years the contingent valuation has been used to determine this and othe...

2008
Meng-Yuh Cheng Jer-Yan Lin Tzy-Yih Hsiao Thomas W. Lin

Purpose – The purpose of this paper is to examine the relationship between firms’ value drivers and their intellectual capital (IC). Design/methodology/approach – The health care sector (GICS 35) firms listed in the S&P500 were used to build a research censoring Tobit model by adopting financial data to determine value drivers. Findings – The results of the study show that innovation capital, c...

2003
Vítor Castro

This paper tries to explain why high inflation levels persist during long periods of time, in several countries affected by chronic inflation, without the necessary corrective measures being implemented. Political models of conflict explain these delays as the result of coordination problems caused by collective choice-making mechanisms. The empirical results of a tobit model estimated over a p...

2011
Sophia Xiaoxia Duan Hepu Deng Brian J. Corbitt

This paper identifies the efficiency-oriented critical drivers for e-market using a two-stage approach. The efficiency of twenty-six e-markets is investigated first with respect to their respective overall efficiency, technical efficiency and scale efficiency, leading to the identification of the fully efficient emarkets and the underlying source of inefficiency in the existing e-markets. The e...

2012
Tolulope Olayemi Oyekale

Tolulope Olayemi Oyekale Federal University of Agriculture Abeokuta, Ogun State, Nigeria ABSTRACT Poverty reduction is the goal of all rural development programs embarked upon by Nigerian government. This is important because poverty is a critical problem in Nigeria and the rural areas are mostly affected. This study examined the impact of government programs on the multidimensional poverty of ...

2001
Jean-Paul Chavas Kwansoo Kim

The paper investigates price dynamics under market liberalization, with a focus on the effects of lowering price floors. We analyze price dynamics by specifying and estimating a dynamic Tobit model under time-varying volatility, where the market price is censored by a government-set support price. The model is applied to the U.S. butter market over the last three decades. The econometric result...

Journal: :اقتصاد و توسعه کشاورزی 0
قربانی قربانی جعفری جعفری

abstract using tobit model, this study investigated factors affecting on crop risk frequency of farmers in the north khorasan province. data was collected through interviewing 120 farmers of north khorasan province in 2008. results showed that age, farm ownership and off farm employment affected frequency of risk negatively. non-agricultural activity, participating in a crop supervisory plan an...

Journal: :The Journal of Theological Studies 1913

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