نتایج جستجو برای: economic productivity

تعداد نتایج: 390049  

In this study, a model was developed to determine the optimal irrigation schedule for the Qazvin Plain in such a way that economic productivity is maximized with the amount of water available and the area under cultivation. The AquaCrop plant growth model was used to determine crop performance in different irrigation programs. The plant growth model was connected to the MATLAB programming envir...

2007
Paul A. David

The Dynamo and the Computer: An Historical Perspective on the Modern Productivity Paradox Author(s): Paul A. David Source: The American Economic Review, Vol. 80, No. 2, Papers and Proceedings of the Hundred and Second Annual Meeting of the American Economic Association (May, 1990), pp. 355-361 Published by: American Economic Association Stable URL: http://www.jstor.org/stable/2006600 Accessed: ...

2016

Innovation serves as an important source of productivity growth. More than one half of the growth in the United States’ productivity between 1948 and 2014 came from innovators and entrepreneurs, who worked to create new products or make improvements to existing products.1 Academic research, such as Geroski (1989) and Romer (1990), has long acknowledged the importance of innovation to economic g...

2013
Ordean Olson

This study reexamines the evidence for the Balassa-Samuelson effect for the 1985-2007 period. Cointegrating relationships between the real exchange rate and productivity, real price of oil and government spending are estimated using the Johansen and Stock-Watson procedures. The findings show that for each percentage point in the US-Euro area productivity differential there is a three percentage...

Journal: :Rheumatology 2012
Laura Bojke Eldon Spackman Sebastian Hinde Philip Helliwell

Inflammatory rheumatic diseases are common. It is estimated that ∼2.1% of the population has an inflammatory rheumatic disease (Andrianakos A, Trontzas P, Christoyannis F et al. Prevalence of rheumatic diseases in Greece: a cross-sectional population based epidemiological study. The ESORDIG Study. J Rheumatol 2003;30:1589-601). For diseases such as RA, PsA and AS, onset is most frequent between...

2004
W. J. Baumol S. A. B. Blackman E. N. Wolff

Productivity and American Leadership brings together the earlier writings of Baumol, Blackman and Wolff (BBW) on productivity growth and applies their central ideas to the question of long-run economic growth in the U.S. and the challenge the country may now be facing. Although at one time the authors were very gloomy about U.S. prospects, the present book marks a change. They now believe that ...

2012
A. MORARIU

A. Morariu, I. Bostan, “Stefan cel Mare” University, Faculty of Economics, Suceava. When dealing with the issue of increased labour productivity in steel companies, as well as in any other economic sector, managers are faced with a diffi cult choice – investing in technologies and competencies or diminishing the number of jobs. The economic literature and statistical data available on the Roman...

امینی, علیرضا,

This paper tries to measure and analyze the trend of indicators of labor and capital productivity as well as Total Factor Productivity (TFP) in the economic sectors introduced in the 4th five-year-development plan for the period within 1971-2003. According to the results, the productivity indicator throughout Iran has increased 0/9% on average annually and the highest growth has been in the tel...

2012
Emilia HERMAN

6 Kapos [9], analysing employment intensity (the effect of economic growth on employment or the employment intensity of economic growth), between 1991 and 2003, for 160 countries, from different regions of the world, shows that, at global level, employment elasticity has decreased, fact that reflects the employment performance following the global economic slowdown. According to the author’s es...

2002
Kevin J. Fox

Using a standard definition of productivity growth, it is shown that a country may have higher productivity growth than another country in each sector, but may have a lower productivity growth rate overall. Also, it is shown that popular methods for aggregating firm/industry estimates of productivity growth have a serious problem in that productivity of all firms/industries can go up, but aggre...

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