نتایج جستجو برای: z10

تعداد نتایج: 110  

2007
Jacques Olivier Thierry Verdier

This paper presents a simple model where microfounded dynamics of cultural identity are endogenous and interact with an international trade equilibrium. This process generates a strong home bias under autarky. We then show that goods market integration causes a phenomenon of cultural divergence, whereby the distributions of cultures become more dissimilar across countries and one of the culture...

Journal: :به زراعی کشاورزی 0
لیلا متقی دکتری، گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان، دانشگاه تهران، پاکدشت، ایران ایرج اله دادی دانشیار، گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان، دانشگاه تهران، پاکدشت، ایران. امیرحسین شیرانی راد دانشیار پژوهش، بخش دانه های روغنی، مؤسسۀ تحقیقات اصلاح و تهیۀ نهال و بذر، کرج، ایران غلامعباس اکبری دانشیار، گروه علوم زراعی و اصلاح نباتات، پردیس ابوریحان، دانشگاه تهران، پاکدشت، ایران. طاهره حسن لو استادیار پژوهش، بخش فیزیولوژی مولکولی، پژوهشکدۀ بیوتکنولوژی کشاورزی ایران، کرج، ایران.

this study was conducted to analyze the effect of zeolite application on yield and yield components of rapeseed under drought conditions as a factorial-split on the based of randomized complete block design with four replications in 2011-12 in the research field of seed and plant improvement institute, karaj. the effects of zeolite levels z0 (0) and z10 (10 t/ha) under three drought stress leve...

ژورنال: :چشم انداز مدیریت صنعتی 0
عزت اله اصغری زاده دانشگاه تهران احمدرضا قاسمی دانشگاه تهران محمدتقی جعفر زاده واحد تحقیقات hseq شرکت ملی پتروشیمی محمدصادق بهروز دانشگاه تهران

سیستم های ایمنی در زمره مهم ترین زیر سیستم های صنعتی در مشاغل مخاطره آمیز محسوب می شوند. از این رو توسعه پایدار و حفظ رقابت پذیری شرکت های صنعتی در گرو ایجاد و نهادینه سازی مناسب این حوزه اجرایی است. هدف از انجام این پژوهش، ارایه شاخص ها و زیرشاخص های دخیل در گزینش نظام مدیریت ایمنی و ارزیابی سیستم مدیریت ایمنی عطف به مقتضیات شرکت های پتروشیمی است. نتایج این تحقیق گویای آن است که شاخص های فرهنگ...

2007
Graham Douglas Muhammad Yunus

The challenges we face in our economies and societies in our divided unsustainable world are perhaps greater than at any other time. These challenges have arisen because of how we have been trained to think, plan and act as individuals and how we have applied this training to the way we organise and govern ourselves. We have thought, planned, organised, governed and acted as though our world is...

2016
Stefano Carattini Ara Jo

In this paper we show that the within-country cooperative culture sustained by trust affects international cooperative behaviour. We focus on the role of social norms shared by trustworthy individuals and theoretically show how such norms can create incentives for trustworthy individuals to cooperate with foreigners even when they are unsure of the trustworthiness of their foreign partners via ...

2013
Graham Douglas Muhammad Yunus

The challenges we face in our economies and societies in our divided unsustainable world are perhaps greater than at any other time. These challenges have arisen because of how we have been trained to think, plan and act as individuals and how we have applied this training to the way we organise and govern ourselves. We have thought, planned, organised, governed and acted as though our world is...

2001
Jiangping Mei Michael Moses Jennifer Bowe Jin Hung

This paper constructs a new data set of repeated sales of artworks and estimates an annual index of art prices for the period 1875-2000. Contrary to earlier studies, we find art is comparable to government bonds as an investment, though it significantly under-performs stocks in the US. Art is also found to have lower volatility and lower correlation with other assets, making it more attractive ...

2003
Raquel Fernández Alessandra Fogli Claudia Olivetti

This paper suggests that a signi...cant factor explaining the increase in female labor force participation over time was the growing presence of a new type of man. This man was brought up with a di¤erent family model–one in which his mother worked. A working mother either in‡uenced her son’s preferences for a working wife or directly made him a better partner for a working woman. The increase i...

Journal: :Journal of the American College of Surgeons 2008
Charles E Cox John V Kiluk Adam I Riker John M Cox Nathon Allred Daniel C Ramos Elisabeth L Dupont Vesna Vrcel Nils Diaz David Boulware

BACKGROUND The significance of micrometastatic disease in the sentinel lymph nodes (SLN) of patients with invasive breast cancer has been questioned. The objective of our study was to review the impact of micrometastatic carcinoma detected by SLN biopsy. STUDY DESIGN Between January 1997 and May 2004, 2,408 patients with invasive breast cancer and an SLN with micrometastatic (N0[i+], N1mi) or...

Journal: :Psychiatry research 2013
Petra H Wirtz Johannes Siegrist Anna Schuhmacher Susanne Hoefels Wolfgang Maier Gregor Domes Sibylle Schwab Astrid W Zobel

Overcommitment (OC) to work is a prevalent personality trait characterized by the inability to withdraw from obligations combined with a high need for control and approval. Over committed individuals are extremely ambitious and tend to repeatedly exaggerate their efforts while at the same time over taxing their resources (Siegrist et al., 2004). Epidemiological studies in apparently healthy emp...

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