Results 61 to 70 of about 9,540,414 (299)

Spillover effect in African stock markets

open access: yesمجلة الدراسات الإقتصادية المعاصرة, 2021
The purpose of this study is to investigate the spillover in the African stock markets; using the VAR-EGARCH model over an 11 years period which cover the recent global financial crisis.
Yasmina Guechari
doaj  

Preferential trading in agriculture: New insights from a structural gravity analysis and machine learning

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract Preferential trade agreements (PTAs) contain various non‐tariff provisions, yet identifying their trade effects remains challenging because these commitments are high‐dimensional and strongly correlated within agreements. We estimated a theory‐consistent structural gravity model with domestic flows for 26 agricultural subsectors over 1988–2017
Dongin Kim, Sandro Steinbach
wiley   +1 more source

Firm turnover under asymmetric information: Tanzania's agro‐dealer sector

open access: yesAmerican Journal of Agricultural Economics, EarlyView.
Abstract We study firm turnover (i.e., entry and exit) and its consumer implications in a market characterized by asymmetric information. Using a three‐round census of agro‐dealers in Tanzania's Morogoro Region, we document annual firm entry and exit rates of 33% and 17%, respectively.
Alix Naugler   +3 more
wiley   +1 more source

Spillover Effects of Cryptocurrency Volatility on Green Finance

open access: yesEngineering Economics
This study investigates the risk spillover between clean and dirty cryptocurrencies and their impact on green finance indexes (solar, wind, and nuclear energy) and regional economic indexes (Baltic Dry Index and CRB Index), with data processed using the diagonal BEKK model. The results identify several dirty cryptocurrencies such as: Ethereum Cash (ETC)
Iulia Cristina Iuga   +2 more
openaire   +1 more source

Effectiveness of price limits: Evidence from China's ChiNext market.

open access: yesPLoS ONE, 2023
Starting from August 24, 2020, the daily stock price limits in China's ChiNext market have been adjusted from 10% to 20%. We use this reform to study the effectiveness of price limits in China's stock market.
Bao Qi
doaj   +1 more source

The implication of cryptocurrency volatility on five largest African financial system stability

open access: yesFinancial Innovation
This study examined the interconnectedness and volatility correlation between cryptocurrency and traditional financial markets in the five largest African countries, addressing concerns about potential spillover effects, especially the high volatility ...
Tonuchi E. Joseph   +3 more
doaj   +1 more source

Heterostructured Semiconductors for Advanced Chemical and Biochemical Sensors: From Gas Sensors to Electrolyte‐Gated Transistors

open access: yesAdvanced Physics Research, EarlyView.
Heterostructured semiconductors enable synergistic interactions between complementary materials, improving charge transport, analyte adsorption, and signal transduction in chemical and biochemical sensors. Their integration allows for high sensitivity, selectivity, stability, and low‐power operation across gas and liquid‐phase devices, while novel ...
Martin Schwellberger Barbosa   +2 more
wiley   +1 more source

Volatility spillover in Indonesia, USA, and Japan capital market [PDF]

open access: yes
Globalization and advanced information technology easing us for obtaining information from global stock markets. With that condition, volatility in domestic capital market could be affected by volatility from global stock markets.
Mulyadi, Martin Surya
core  

Characterization of Immune Responses to RBD‐SD1 Nanoparticle Vaccines Derived From ACE2‐Capable HKU5‐CoV‐2, NeoCoV, and HKU5 Merbecoviruses

open access: yesBiotechnology and Bioengineering, EarlyView.
SpyCatcher‐mi3 nanoparticles presenting HKU5, NeoCoV, and HKU5‐CoV‐2 RBD‐SD1 induced strong, cross‐reactive IgG responses in immunized mice. The surrogate virus neutralization test demonstrated strong activity in sera from homologous vaccination. ABSTRACT Recent discoveries of merbecoviruses such as HKU5, NeoCoV, and HKU5‐CoV‐2 that use angiotensin ...
Peter J. Halfmann   +11 more
wiley   +1 more source

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