Results 101 to 110 of about 2,039,964 (305)

PRECONDITIONS AND DETERMINING CAUSES OF THE SHADOW ECONOMY IN UKRAINE

open access: yesВісник Київського національного університету імені Тараса Шевченка. Серія Економіка, 2014
The article analyzes the main processes that led to the high level of the economy shadowing. The historical aspects of the formation of the shadow economy in Ukraine are highlighted.
Z. Varnalii, I. Savych
doaj   +1 more source

“Smelltronics”—From Gas to Smell Sensing

open access: yesAdvanced Materials, EarlyView.
The emerging field of smelltronics, encompassing sensing technologies for complex volatile organic compounds, holds significant potential for extracting valuable chemical information. It facilitates the noninvasive, real‐time monitoring of humans, food, and the environment.
Takeshi Ono   +7 more
wiley   +1 more source

Corruption and the shadow economy: An empirical analysis [PDF]

open access: yes
This paper analyzes the influence of the shadow economy on corruption and vice versa. We hypothesize that corruption and shadow economy are substitutes in high income countries while they are complements in low income countries. The hypotheses are tested
Axel Dreher, Friedrich G. Schneider
core  

Data‐Driven Materials Science for Energy‐Sustainable Applications

open access: yesAdvanced Materials, EarlyView.
Data‐driven approaches powered by artificial intelligence are transforming materials discovery for energy sustainability. This review examines how auto‐generated high‐quality materials databases and domain‐specific language models accelerate research in photovoltaics, thermoelectrics, batteries and magnetic materials. Applications involve extraction of
Jacqueline M. Cole
wiley   +1 more source

The shadow economy in Colombia: size and effects on economic growth [PDF]

open access: yes
Using the currency demand approach size and development of the Colombian shadow economy are estimated over the period from 1976 to 2002. In the 70s the size fluctuated around 20% of official GDP and rose to 50% in the 90s.
Friedrich Schneider, Bettina Hametner
core  

Engineering Metal‐Pocket Cooperativity in Single‐Atom COF Nanozymes for Selective Cascade Catalysis

open access: yesAdvanced Materials, EarlyView.
A multilevel programming strategy is developed to engineer single‐atom COF nanozymes with tunable metal centers and chiral pockets inspired by heme–pocket cooperativity. This approach enables controlled metal–pocket interplay for asymmetric cascade catalysis, delivering high activity, selectivity, and recyclability in an asymmetric oxidation–aldol ...
Ziping Li   +7 more
wiley   +1 more source

Pollution, Shadow Economy and Corruption: Theory and Evidence [PDF]

open access: yes
We study how the shadow economy affects pollution and how this effect depends on corruption levels in public administration. Production in the shadow economy allows firms to avoid environmental regulation policies; a large informal sector may be ...
Mohammad Reza Farzanegan   +2 more
core  

SCENE ANALYSIS AS A BASIS OF OPTIMAL ACTIONS AGAINST SHADOW ECONOMY [PDF]

open access: yesЭкономика региона, 2008
A conclusion about assess method of shadow economy and decreasing its damage to the region economy. The methodology provides diagnostics of current and forecast crisis conditions caused by influences of shadow economy.
A.I. Tatarkin   +2 more
doaj  

Spectrally Coordinated Plasmonic–Photothermal Photocatalysts for Mineralization of Mixed Indoor VOCs Under White LED Illumination

open access: yesAdvanced Materials, EarlyView.
A plasmonic–photothermal–photocatalytic hybrid comprising Cu(II)‐grafted TiO2, yolk–shell Au@SiO2, and reduced graphene oxide sheets (CuT/AuSi‐GS) harvests full‐spectrum white light‐emitting diode (LED) light via complementary photocatalytic oxidation, localized surface‐plasmon‐resonance‐induced electric‐field enhancement, and photothermal acceleration.
Minhyung Lee   +10 more
wiley   +1 more source

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