نتایج جستجو برای: d24 o14

تعداد نتایج: 576  

Journal: :The American economic review 2023

This paper employs a matched firm production-innovation panel dataset from Chile to explore the response of innovation increased competition arising China shock. The data cover wider range inputs and outputs than previously possible allow generating measures markups efficiency (TFPQ) that correspond closely concepts rents technological leadership envisaged in Schumpeterian literature. Except fo...

Journal: :American Economic Journal: Macroeconomics 2023

Applying the Foster, Haltiwanger, and Krizan (2001) decomposition to plant-level manufacturing data from Chile Korea, we find that entry exit of plants account for a larger fraction aggregate productivity growth during periods fast GDP growth. To analyze this relationship, develop model firm based on Hopenhayn (1992). When introduce reforms reduce costs or barriers technology adoption into cali...

2002
Måns Söderbom Francis Teal

Three dimensions of the performance of firms in Ghana’s manufacturing sector are investigated in this paper: their technology and the importance of technical and allocative efficiency. We show that the diversity of factor choices in not due to a non-homothetic technology. Observable skills are not quantitatively important as determinants of productivity. Technical inefficiency is not lower in f...

2001
Måns Söderbom Francis Teal

Three dimensions of the performance of firms in Ghana’s manufacturing sector are investigated in this paper: their technology and the importance of technical and allocative efficiency. We show that the diversity of factor choices is not due to a non-homothetic technology. Observable skills are not quantitatively important as determinants of productivity. Technical inefficiency is not lower in f...

2008
Tetsuji Okazaki

This paper explores the relationship between patterns of productivity growth and the development stage of an industry, using firm-level data on the cotton-spinning industry in Japan in the late-nineteenth century. It is found that patterns of productivity growth depend on the development stage of the industry. In the earlier stage of industrial development, the productivity growth of each firm,...

2008
Francis Teal

The labour productivity differentials between manufacturing firms in Ghana and South Korea exceed those implied by macro analysis. Median value-added per employee is nearly 40 times higher in South Korea than Ghana. The most important single factor in explaining this difference is the Mincerian return to skills which differ by a factor of three between Ghana and South Korea. There is no signifi...

Journal: :Physical Review C 2022

The structure of the unbound F15 nucleus is investigated using inverse kinematics resonant scattering a radioactive O14 beam impinging on CH2 target. analysis H1(O14,p)O14 and H1(O14,2p)N13 reactions allowed confirmation previously observed narrow 1/2? resonance, near two-proton decay threshold, identification two new 5/2? 3/2? resonances. newly levels by 1p emission to ground O14, sequential 2...

2007
Matthew Cole Robert J.R. Elliott Supreeya Virakul

This paper investigates the relationship between firm heterogeneity and a firm’s decision to export, using the annual survey of Thai manufacturing firms from 2001 to 2004. A significant contribution of this paper is that we are, for the first time, able to break down FDI by country of origin to observe whether the behavior of MNEs differs by region of origin. We find that entry sunk costs and f...

2014
Leonardo Iacovone Vijaya Ramachandran Martin Schmidt Alan Gelb Alvaro Gonzalez Christian Meyer Simon Quinn

Many countries in Africa suffer high rates of underemployment or low rates of productive employment; many also anticipate large numbers of people to enter the workforce in the near future. This paper asks the question: Are African firms creating fewer jobs than those located elsewhere? And, if so, why? One reason may be that weak business environments slow the growth of firms and distort the al...

Journal: :The Journal of Experimental Medicine 1965
Sten Hammarström Rutger Lagercrantz Peter Perlmann Bengt E. Gustafsson

The incidence and height of antibody titers to colon, assayed by indirect hemagglutination with a heat stable colon extract from germ free rats, is significantly higher in sera from patients with ulcerative colitis than in those from healthy controls or from patients with amebic liver abscess or dysentery. While sera from ulcerative colitis patients and controls are indistinguishable in regard ...

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