Results 141 to 150 of about 543,158 (382)

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

On Selective Indirect Tax Reform in Developing Countries [PDF]

open access: yes
The current consensus on indirect tax reform in developing countries favors a reduction in trade taxes with an increase in VAT to raise revenue. The theoretical results on selective reform that underlie this consensus are, however, derived from partial ...
Joseph E. Stiglitz, M. Shahe Emran
core  

CD207‐Positive Dendritic Cells Promote Emphysema Through CD8+ T Cell Pathway in Chronic Obstructive Pulmonary Disease

open access: yesAdvanced Science, EarlyView.
CD207+ dendritic cells (DCs) drive emphysema by promoting CD8⁺ T cell cytotoxicity via Birbeck granule‐dependent MHC‐I antigen presentation. This DC subset is expanded by cigarette smoke‐induced oxidative stress, which triggers granulocyte‐macrophage colony‐stimulating factor (GM‐CSF) release from airway epithelium.
Shurui Xuan   +10 more
wiley   +1 more source

An Analysis of South Africa's Value Added Tax [PDF]

open access: yes
In this paper, the authors describe South Africa's value added tax (VAT), showing that (1) the VAT is mildly regressive, and (2) it is an effective source of government revenue, compared with other tax instruments in South Africa.
Go, Delfin S.   +3 more
core  

Robotic Materials With Bioinspired Microstructures for High Sensitivity and Fast Actuation

open access: yesAdvanced Science, EarlyView.
In the review paper, design rationale and approaches for bioinspired sensors and actuators in robotics applications are presented. These bioinspired microstructure strategies implemented in both can improve the performance in several ways. Also, recent ideas and innovations that embed robotic materials with logic and computation with it are part of the
Sakshi Sakshi   +4 more
wiley   +1 more source

The Value Added Tax : Its Causes and Consequences [PDF]

open access: yes
Almost unknown in 1960, the value added tax (VAT) is now found in more than 130 countries, raises around 20 percent of the world’s tax revenue, and has been the centerpiece of tax reform in many developing countries.
Keen, Michael, Lockwood, Ben
core  

Reflections on the introduction of value added tax in the United Kingdom and goods and services tax in New Zealand [PDF]

open access: yes, 2007
Twenty-two years ago (in 1985) the New Zealand (NZ) Goods and Service Tax (GST) Act was enacted. The Value Added Tax (VAT) in the United Kingdom (UK) has now been operational for over thirty-four years. VAT and GST are now an accepted part of taxation
Alley, Clinton, James, Simon
core   +1 more source

Volumetric Additive Manufacturing of Dormant Catalytic Chemistries to Generate Silicone Micro‐ and Millifluidic Devices and Instant Molds

open access: yesAdvanced Science, EarlyView.
We describe use of a novel zero‐dose approach to tomographic volumetric additive manufacturing that has enabled us to print silicone micro‐ and millifluidic devices and instant molds within minutes. The silicones are polymerized using photoactivated dormant platinum photohydrosilylation catalysts that would traditionally be difficult to access in ...
Johanna A. Vandenbrande   +12 more
wiley   +1 more source

The Effects of VAT on Inflation in Iran’s Economy in 2010 [PDF]

open access: yesپژوهشهای اقتصادی, 2014
The value-added tax (VAT) system has been implemented in more than half of countries in the globe during recent decades. This tax, which is collected from firms’ value-added in various phases of production and distribution, has several advantages such as
firooz rozbeh   +4 more
doaj  

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