نتایج جستجو برای: o47 c33

تعداد نتایج: 832  

2008
Torberg Falch Justina Fischer Justina AV Fischer

Using a panel of international student test scores, 1980 – 2000, panel fixed effects estimates suggest that government spending decentralization is conducive to student performance. The effect does not appear to be mediated through levels of, or decentralization in, educational spending. JEL codes: C33; H2; I2, H40

2012
Maite Blázquez Cuesta Santiago Budría

Unemployment Persistence: How Important Are Non-Cognitive Skills? Using a random effects dynamic panel data model and the 2000-2008 waves of the German SOEP this paper shows that non-cognitive skills have a predictive power on unemployment transitions. JEL Classification: C33, J64

2003
D. R. Hughes

Researchers of regional and international productivity comparisons are increasingly adopting various frontier approaches to examine convergence and the possible causes of productivity differences. We argue that economy-wide technology frontiers estimated with aggregate measures of output are downward biased. This bias extends not only to estimates of the technology frontier, but also produces i...

2005
Jakob B. Madsen

Using a new dataset on imports of technology and total factor productivity (TFP) over more than a century for the OECD countries, this paper tests for international technological transmission through trade. The empirical estimates suggest that imports of knowledge have been responsible for an almost 200% increase in TFP over the past century, but that the spillover effect has been highly uneven...

2006
Jeremy Greenwood Per Krusell

Two approaches taken to the embodiment question are compared and discussed: quantitative theory and traditional growth accounting. The two approaches give very different estimates for the contribution of investment-specific technological advance to economic growth. Therefore, the approach taken matters. It is argued that the measures used in traditional growth accounting to gauge the importance...

2012
C. H. Cheng

We have studied the velocity dispersion of guided waves in transversely isotropic formations. Theoretical velocity dispersion curves were calculated with elastic constants based on laboratory and field measurements and compared to dispersion curves for isotropic formations having the same vertical po and S-wave velocities. The symmetry axis for the transverse isotropy was parallel to the boreho...

2005
Philippe Aghion Robin Burgess Stephen Redding Fabrizio Zilibotti

We study whether the effects on registered manufacturing output of dismantling the License Raj — a system of central controls regulating entry and production activity in this sector — vary across Indian states with different labor market regulations. The effects are found to be unequal across Indian states with different labor market regulations. In particular, following delicensing, industries...

Journal: :American Economic Journal: Macroeconomics 2023

Population aging is expected to slow US economic growth. We use variation in the predetermined component of population across states estimate impact on growth GDP per capita for 1980–2010. find that each 10 percent increase fraction age 60+ decreased by 5.5 percent. One-third reduction arose from slower employment growth; two-thirds due labor productivity Labor compensation and wages also decli...

Journal: :Organic chemistry frontiers 2022

As products of genome mining, the stereochemical assignment macrolide antibiotics stambomycins A–D has been made on basis sequence analysis associated polyketide synthase, aside from...

Journal: :Cancer research 1998
L Q Sun Y X Li L Guillou P A Coucke

Antitumor and radiosensitizing effects of (E)-2'-deoxy-2'-(fluoromethylene) cytidine (FMdC), a novel inhibitor of ribonucleotide reductase, were evaluated on nude mice bearing s.c. human C33-A cervix cancer and U-87 MG glioblastoma xenografts. FMdC given once daily has a dose-dependent antitumor effect. The maximum tolerated dose in the mice was reached with 10 daily i.p. administrations of 10 ...

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