Concepedia

SGS (Portugal)

S(

130

Publications

1.6K

Citations

3

Authors

Lisbon

Portugal

Other names

Sociedade Geral de Superintendência

Société Générale de Surveillance

SGS (Portugal) is a company institution in Lisbon, Portugal known for business, finance, and economics.

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Top concepts

FinanceBusinessEconomicsFinancial CrisisMedicinePublic HealthGlobal FinanceFinancial EconomicsVolatility ModelingPathology

Publications

130

A time–frequency analysis of the impact of the Covid-19 induced panic on the volatility of currency and cryptocurrency markets

Zaghum Umar, Mariya Gubareva · Journal of Behavioral and Experimental Finance · 2020 · 242 citations · Full text

Currency Movements, Economics, Volatility Modeling +9

Covid-19 impact on NFTs and major asset classes interrelations: Insights from the wavelet coherence analysis

Zaghum Umar, Mariya Gubareva, Dang Khoa Tran · Finance research letters · 2022 · 171 citations

Linkages between DeFi assets and conventional currencies: Evidence from the COVID-19 pandemic

Imran Yousaf, Ramzi Nekhili, Mariya Gubareva · International Review of Financial Analysis · 2022 · 152 citations

Economics, Conventional Currencies, International Finance +9

A tale of company fundamentals vs sentiment driven pricing: The case of GameStop

Zaghum Umar, Mariya Gubareva, Imran Yousaf et al. · Journal of Behavioral and Experimental Finance · 2021 · 133 citations

Dynamic Pricing, Market Analysis, Business +9

Impacts of COVID-19 on dynamic return and volatility spillovers between rare earth metals and renewable energy stock markets

Waqas Hanif, Walid Mensi, Mariya Gubareva · Resources Policy · 2022 · 87 citations · Full text

Volatility Modeling, Rare Earth Metals, Engineering +19

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Authors

3

	Publications	Citations	H-Index
MF Marlene Fernandes SGS (Portugal)	3	59	1
AR Ana Rita Boleto SGS (Portugal)	1	59	1
DJ Diogo J. Ramos SGS (Portugal)	1	13	1

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