Results 111 to 120 of about 954,361 (312)

Economics of export taxation in a context of food crisis [PDF]

open access: yes
This paper aims to assess the rationales for the use of export taxes, in particular in the context of a food crisis. First, we summarize the effects of export taxes using both partial and general equilibrium theoretical models.
Bouet, Antoine, Laborde Debucquet, David
core  

An Epigenetic Fate Converter Based on Nuclei‐Targeting Lipid Nanoparticles Drives Neuronal Programming of Stem Cells for Spinal Cord Repair

open access: yesAdvanced Functional Materials, EarlyView.
Schematic illustration of LNP‐MPG nuclei‐targeting delivery of HMW‐FGF2 promoting histone acetylation to regulate the fate of DPSCs and treat spinal cord injury. LNPs components include pHMW‐FGF2 plasmid, DSPC, Dlin‐MC3‐DMA, cholesterol, and PEG2000, and are modified with MPG to form HMW‐FGF2@LNP‐MPG (HLM). HLM nuclei‐targets DPSCs to deliver HMW‐FGF2,
Heng Zhou   +6 more
wiley   +1 more source

Self‐Assembled Crystalline Peptoid Nanomaterials as Metal‐Free Enzyme Mimics for Enhanced Carbon Dioxide Hydration and Precipitation

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by metal‐free carbonic anhydrases (CAs) that achieve efficient catalysis without metal cofactors, we herein report a sequence‐defined supramolecular peptoid platform that mimics metal‐free CAs and exhibits hydrolytic activity via a supramolecular assembly‐mediated proton‐transfer mechanism.
Progyateg Chakma   +8 more
wiley   +1 more source

Export administration annual report [microform]

open access: yes, 1981
Mode of access ...
United States. Office of Export Administration. Annual report   +1 more
core  

A Magneto‐Mechanically Activated Nerve Guidance Conduit Promotes Peripheral Nerve Regeneration via TIMP1‐Mediated Membrane Tension Transfer

open access: yesAdvanced Functional Materials, EarlyView.
This study presents a magneto‐mechanical strategy that incorporates FP@MSCs into an aligned PCL/GelMA nerve guidance conduit. Magnetic stimulation increases membrane tension in FP@MSCs, triggering cytoskeletal remodeling, Schwann cell‐like differentiation, and TIMP1 secretion. TIMP1 activates ITGB1/CD63–FAK signaling in NE‐4C cells, increasing membrane
Xinyu Zhu   +14 more
wiley   +1 more source

VISUAL ANALYSIS OF AVERAGE IMPORT AND EXPORT PRICES OF KEY AGRI-FOOD PRODUCTS: TRENDS, NETWORKS, AND REGIONAL PATTERNS [PDF]

open access: yesAnalele Universităţii Constantin Brâncuşi din Târgu Jiu : Seria Economie
This paper explores the evolution of average import and export prices for 24 agri-food categories of products in 2005-2024 period, using data for international trade, provided by Intracen.org.
DINU MIHAI   +3 more
doaj  

WINE MARKETS IN CENTRAL EUROPE [PDF]

open access: yesJournal of Central European Agriculture, 2007
This paper analyses the tendencies of grapes growing, wine trading and wine price competitiveness in Central European region. Croatia is net exporter of wines, Hungary is net exporter of grapes and wines, and Austria, Slovakia, and Slovenia are net ...
Š BOJNEC
doaj  

Quality change and other influences on measures of export prices of manufactured goods [PDF]

open access: yes
Measures of long-term trends in world export prices for manufactured goods, and in the terms of trade between manufactured goods and primary products, are sensitive to many choices in methods for weighting indexes, base periods, and (most important ...
Lipsey, Robert E.
core  

Engineered Microvascular Model of the Blood–Brain–Tumor Barrier Reveals Endothelial Remodeling in Diffuse Midline Glioma

open access: yesAdvanced Healthcare Materials, EarlyView.
We developed a patient‐derived, functional microfluidic model of the diffuse midline glioma (DMG) blood–brain–tumor barrier (BBTB) comprised of endothelial cells, astrocytes, pericytes, and tumor cells. The system forms perfusable microvasculature, reveals the BBTB retains vascular integrity, identifies DMG‐specific transcriptomic changes distinct from
Kimberly R. Bennett   +7 more
wiley   +1 more source

Export Taxes, World Prices, and Poverty in Argentina: a Dynamic CGE-Microsimulation Analysis [PDF]

open access: yes
In this paper we implement a sequential dynamic computable general equilibrium model combined with microsimulations to assess (1) the short- and long-run economic impacts of a gradual reduction in the export tax that was introduced during the economic ...
Martin Cicowiez   +4 more
core  

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