نتایج جستجو برای: dynamic cell labor

تعداد نتایج: 2122200  

2010
Fabrizio Mattesini Lorenza Rossi

Progressive labor income taxation in an otherwise standard NK model: (i) introduces a trade-o¤ between output and in‡ation stabilization; (ii) enlarges the determinacy region in the parameter space, substantially altering the so-called Taylor principle; (iii) has non-linear dynamic e¤ects and changes the responses of the economy to a technology and to a government spending shock; (iv) sensibly ...

2012
Jesse Rothstein

Recent proposals would strengthen the dependence of teacher pay and retention on performance, in order to attract those who will be effective teachers and repel those who will not. I model the teacher labor market, incorporating dynamic self-selection, noisy performance measurement, and Bayesian learning. Simulations indicate that labor market interactions are important to the evaluation of alt...

2014
RADEK SZULGA Alan Taylor Giovanni Peri Claudia Goldin

This paper develops a dynamic model of human capital investment and labor participation. The main focus is on the fact that women’s labor force participation rate is U-shaped over the course of development. We also analyze the behavior of the relative education levels of men and women, the education levels of women in the labor force and outside of it, and the magnitude and sign of income and w...

1999
DANIEL HOUSER

This paper empirically implements a dynamic, stochastic model of life-cycle labor supply and human capital investment. The model allows agents to be forward looking. But, in contrast to prior literature in this area, it does not require that expectations be formed “rationally.” By avoiding strong assumptions about the way people form expectations I avoid sources of bias stemming from misspecifi...

2003
Luciano Gutierrez

We use two methodologies, the least square dummy variables approach and the dynamic factor models, to decompose the labor productivity growth rate for a large sample of countries into common, i.e. global, and idiosyncratic, i.e. country, components. We find that country specific effects are much more important than common effects in explaining labor productivity. The interesting result is that,...

2008
Lori A. Beaman

This paper examines the dynamic implications of social networks for the labor market outcomes of political refugees resettled in the U.S. Using a theoretical model of job information transmission within social networks, the paper shows that the relationship between the size of a social network, the vintage of network members and labor market outcomes is non-monotonic. To test this prediction, I...

Journal: :مدیریت صنعتی 0
زیرار محمودی دانشجوی کارشناسی ارشد مهندسی معدن ـ فنی اقتصادی، دانشگاه تربیت مدرس، تهران، ایران احمد رضا صیادی دانشیار گروه مهندسی معدن ـ اقتصاد معدن، دانشکدۀ فنی مهندسی دانشگاه تربیت مدرس، تهران، ایران علی رجب زاده قطری دانشیار گروه مدیریت صنعتی، دانشکدۀ اقتصاد و مدیریت، دانشگاه تربیت مدرس، تهران، ایران

in despite of all progress in technology in mining industry, still labor is one of the key factors in mining operation. this paper presents a system dynamics approach to evaluate the mining labor productivity. therefore, after the identification of main effective variables, two quantitative and qualitative models were built. the qualitative model illustrates the complex interrelated structure o...

Cellular manufacturing system (CMS) is highly important in modern manufacturing methods. Given the ever increasing market competition in terms of time and cost of manufacturing, we need models to decrease the cost and time of manufacturing. In this study, CMS is considered in condition of dynamic demand in each period. The model is developed for facing dynamic demand that increases the cost of ...

Journal: :علوم کاربردی و محاسباتی در مکانیک 0
محرم حبیب نژاد کورایم هدیه بادکوبه هزاوه معین طاهری

in this paper, surface roughness of ht29 cancerous is determined using topography images obtained by atimic force microscopy (afm). the mean radiuses of cell and substrate surface asperities are determined, based on results of conducted roughness analysis and rabinovich roughness theory. these values have been applied in the equations of rough particle nanomanipulation dynamic model and the amo...

Hossein Shirazi, Nikbakhsh Javadian Reza Kia Reza Tavakkoli-Moghaddam

This paper presents a multi-objective mixed-integer nonlinear programming model to design a group layout of a cellular manufacturing system in a dynamic environment, in which the number of cells to be formed is variable. Cell formation (CF) and group layout (GL) are concurrently made in a dynamic environment by the integrated model, which incorporates with an extensive coverage of important ...

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