نتایج جستجو برای: jel classification d24

تعداد نتایج: 503121  

2014
Petr Polák

The impact of ICT (information and communication technology) on economic performance has been the subject of academic research for several decades, and despite the remarkable and significant innovation in computer technology, usage, and investments, only a small growth in productivity was observed. This observations has been coined the productivity paradox. Usingmeta-analysis, my paper answers ...

Journal: :American Economic Journal: Microeconomics 2021

American industries have grown more concentrated over the last 40 years. In absence of productivity innovation, this should lead to price hikes and output reductions, decreasing consumer welfare. With US census data from 1972 2012, I use disentangle revenue output. Industry-level estimates show that concentration increases are positively correlated real growth, uncorrelated with changes overall...

Journal: :American Economic Journal: Macroeconomics 2023

Using detailed household-level data from Malawi on physical quantities of agricultural outputs and inputs, we measure farm total factor productivity (TFP), controlling for land quality, rain, transitory shocks. We find that operated size capital are essentially unrelated to TFP, implying substantial misallocation. The output gain a reallocation factors their efficient use among existing farmers...

2006
Arthur H. Goldsmith Darrick Hamilton

JEL Classification Code(s): J 31, J 71) "Perceptions of Discrimination, Effort to Obtain Psychological Balance, and Relative Wages: Can We Infer a Happiness Gradient?" There is a substantial literature that finds a linkage between happiness and relative economic well being as measured by earnings or wages. There is also a well documented racial gap in wages. One explanation for this is disparat...

Journal: :تحقیقات اقتصادی 0
سعید صمدی دانشگاه اصفهان علیمراد شریفی دانشگاه اصفهان عزیز احمدزاده آزاد خانزادی

one of the most important issues about production structure and measurement of factors utilization in industry is the study of substitutability among the production factors. while, energy, for its particular features like finite and the direct relationship between energy usage and air pollution; and specifically abundance of energy resources and allocation of subsidies to different energy carri...

1998
Marvin B. Lieberman Douglas R. Johnson John E. Anderson

Using historical, ®rm-level data, this study compares the productivity of Japanese and U.S. integrated steel producers. In recent decades Japanese producers have demonstrated higher labor productivity than their U.S. counterparts, due largely to higher investment. Calculations of multifactor productivity suggest that the American ®rms, nevertheless, maintain a small advantage in overall ef®cien...

2017
Gautam Gowrisankaran Charles He Eric A. Lutz Jefferey L. Burgess

Underground coal mining is a dangerous industry where the regulatory state may impose tradeoffs between productivity and safety. We recover the marginal tradeoffs using disasters near a mine as shocks that increase future accident costs. We find that in the second year after a disaster, productivity decreases 11% and accident rates decrease 18-80% for mines in the same state, with some evidence...

2006
Rachel Ngai Roberto M. Samaniego

We develop a multi-sector general equilibrium model in which productivity growth is driven by the production of sector-specific knowledge. In the model, we find that long run differences in total factor productivity growth across sectors are independent of the parameters of the knowledge production function except for one, which we term the fertility of knowledge. Differences in R&D intensity a...

2016
Pierre Mohnen

Using micro evidence from manufacturing and services firms located in 55 African countries, this paper shows that better management practice, reflected by international management certification, helps firms to raise productivity. Larger and older firms and firms operating closer to the technological frontier are more likely to possess international management standards certification, as do firm...

2000
David D. Li Peter Boberg Roger Gordon Yasheng Huang

This paper examines the costs and bene ̄ts of government control of enterprises in transition, using a large survey of Chinese state enterprises. We ̄nd that tighter government control causes more unpro ̄table production and more surplus employment and thus tends to distort more severely enterprises' economic decisions. However, tighter government control also tends to reduce agency costs by forc...

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