Results 161 to 170 of about 553,918 (315)

Are exports and imports of Chile cointegrated? [PDF]

open access: yes
This study examines the long-run relationship between Chilean exports and imports during the 1975-2004 period using unit root tests and cointegration techniques that allow for endogenously determined structural breaks.
Dierk Herzer, Felicitas Nowak-Lehmann D.
core  

Grip and Grasp: Lizard Claw Inspired Robotic Manipulators

open access: yesAdvanced Robotics Research, EarlyView.
Our study identifies the most effective lizard claw shape for use as an end effector in a bioinspired robotic manipulator. By examining key geometric features and combining them into comparative indices, the Crotaphytus collaris claw is found to be the best fit.
Hyeon Lee   +4 more
wiley   +1 more source

The tariff equivalent of tariff-rate quotas - A case study applied to the import of an agricultural product in Romania [PDF]

open access: yes
The paper presents one methodology of calculating the tariff equivalent of the tariff-rate quota as a particular case of a non-tariff barrier for an agricultural product imported in Romania based on recommendations in international literature. The tariff
Petru Catalin Bodea
core  

Modelling global trade with optimal transport. [PDF]

open access: yesNat Commun
Gaskin T   +3 more
europepmc   +1 more source

3D‐Nanoprinted Fluidically Steerable Soft Robotic Microcatheters

open access: yesAdvanced Robotics Research, EarlyView.
This work introduces a ∼3‐French (1 mm‐in‐diameter) soft robotic microcatheter fabricated by means of two‐photon direct laser writing. The 3D‐printed microcatheter enables remote, on‐demand steering via microfluidic actuation for guidewire‐free navigation of vascular networks as well as microcatheter‐mediated delivery of fluidic payloads to target ...
Bailey M. Felix   +17 more
wiley   +1 more source

Technology Transfer through Imports [PDF]

open access: yes
While there is general agreement that technology differences must figure prominently in any successful account of the cross-country income variation, not much is known on the source of these technology differences.
Ram C. Acharya, Wolfgang Keller
core  

Integrated Transcriptomics Reveals Evolutionary Trajectories and Cell Density‐Dependent Mechanisms in Aldosterone‐Producing Adenomas

open access: yesAdvanced Science, EarlyView.
Aldosterone‐producing adenomas (APAs) develop via two distinct paths: directly from adrenal zona glomerulosa (zG) cells, or stepwise from zG cells through aldosterone‐producing micronodules (APMs) before progressing to APAs. Advanced single‐cell and spatial analyses identified distinct cell states linked to oxidative stress and cell–cell interactions ...
Zhuolun Sun   +7 more
wiley   +1 more source

FOREIGN TRADE MULTIPLIER IN ROMANIA BEFORE AND AFTER ACCESSION TO THE EUROPEAN UNION [PDF]

open access: yes
In this paper we compute the foreign trade multiplier on Romanian exports and imports data during 1990-2008. Our motivation comes from the need to determine the trade performance and trade efficiency using proper indicators The multiplier of foreign ...
Pop-Silaghi Monica Ioana
core  

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