نتایج جستجو برای: تابع تولید سلامتطبقه بندی jeli12 i18 i31

تعداد نتایج: 152398  

ژورنال: :تحقیقات اقتصاد و توسعه کشاورزی ایران 2009
محمود صبوحی عصمت مجرد

در مطالعه حاضر، کارایی های فنی و مقیاس مزارع پنبه در استان خراسان در طی سال های 1382-1379 با استفاده از رهیافت پارامتریک تعیین شد. به منظور محاسبه کارایی، تابع تولید مرزی تصادفی ترانسلوگ (tsfpf) بر مبنای داده های ترکیبی تخمین زده شد. نتایج نشان داد که میزان کارایی فنی نسبت به کارایی مقیاس کمتر و متوسط کارایی فنی و مقیاس پنبه کاران به ترتیب 63% و 88% است. اکثر پنبه کاران در یک مقیاس نامطلوب تولی...

ژورنال: :کشاورزی (منتشر نمی شود) 2006
حسین مرادی شهربابک

برای تعیین عوامل مؤثر بر تفاوت عملکرد ذرت در بین زارعین استان تعداد 40 نفر بهره بردار با استفاده از روش ‏نمونه گیری دو مرحله ای در منطقه ارزوئیه استان کرمان از مناطق عمده کشت انتخاب و اطلاعات موردنیاز از طریق تکمیل ‏پرسشنامه و مصاحبه حضوری جمع آوری شد.‏ پس از استخراج آمار و اطلاعات با استفاده از برنامه ‏front. 4‎‏ سیستم تابع تولید مرزی تصادفی برآورد و تابع عدم ‏کارآیی فنی به شکل خطی تعیین شد. ...

2008
Angelo Antoci Pier Luigi Sacco Paolo Vanin

We introduce social capital accumulation into a neoclassical model, showing how it differs from physical and human capital accumulation. We take the view that social capital is crucial to the enjoyment of socially provided goods and that it is mainly accumulated by means of participation to social activities. Under-investment in social capital may lead a growing economy to fall into a social po...

2007
Jonathan Gardner Andrew J. Oswald Jing Qian

How do workers make wage comparisons? Both an experimental study and an analysis of 16,000 British employees are reported. Satisfaction and well-being levels are shown to depend on more than simple relative pay. They depend upon the ordinal rank of an individual’s wage within a comparison group. ‘Rank’ itself thus seems to matter to human beings. Moreover, consistent with psychological theory, ...

2009
Juergen Jung Chung Tran

This is the supplement to the paper “The Macroeconomics of Health Savings Accounts” by the same authors. We present a short history of Health Savings Accounts (HSAs), describe the solution algorithm, and illustrate details about the estimation technique for the Markov transition matrices of the health shocks. JEL: H51, I18, I38,

2011
Rainer Winkelmann

Traditional tools of welfare economics identify the envy-related welfare loss from conspicuous consumption only under very strong assumptions. Measured income and life satisfaction offers an alternative for estimating such consumption externalities. The approach is developed in the context of luxury car consumption (Ferraris and Porsches) in Switzerland. Results from household panel data and fi...

2008
Alpaslan Akay Peter Martinsson

Does Relative Income Matter for the Very Poor? Evidence from Rural Ethiopia We studied whether relative income has an impact on subjective well-being among extremely poor people. Contrary to the findings in developed countries, where relative income has shown a significant and negative impact on subjective well-being, we cannot reject the hypothesis that relative income has no impact on subject...

2016
Toke S Aidt Vitor Castro Rodrigo Martins

We study the effect of political ideology on sustainable development, measured as investment in genuine wealth, in a dynamic panel of 79 countries between 1981 and 2013. We find that a switch from a left-wing or centrist government to a right-wing government has a robust positive and statistically significant effect on investment in genuine wealth. We find no evidence of opportunistic cycles in...

Journal: :IEEE Trans. Information Theory 1991
Ponani S. Gopalakrishnan Dimitri Kanevsky Arthur Nádas David Nahamoo

The well-known Baum-Eagon inequality I31 provides an effective iterative scheme for finding a local maximum for homogeneous polynomials with positive coefticients over a domain of probability values. However, in many applications we are interested in maximizing a general rational function. We extend the Baum-Eagon inequality to rational functions. We briefly describe some of the applications of...

2007
Gordon D.A. Brown Jonathan Gardner Andrew J. Oswald Jing Qian Allen Parducci

How do workers make wage comparisons? Both an experimental study and an analysis of 16,000 British employees are reported. Satisfaction and well-being levels are shown to depend on more than simple relative pay. They depend upon the ordinal rank of an individual’s wage within a comparison group. ‘Rank’ itself thus seems to matter to human beings. Moreover, consistent with psychological theory, ...

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