Results 31 to 40 of about 1,141,329 (227)
Revista Tempo do Mundo, 2021 At the beginning of the 21st century, with an unprecedented increase in the prices of basic commodities exportable in Latin America, the role of China’s demand has increased in the interest of economic literature, since the end of this so-called “super ...
Juliana Carvalho Brandão +1 more
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Research on volatility and VaR prediction of Shanghai and Shenzhen 300 index(沪深300指数波动率和VaR预测研究)
Zhejiang Daxue xuebao. Lixue ban, 2022 基于广义自回归得分（generalized autoregressive score，GAS）和已实现波动率异质自回归（heterogeneous autoregressive of realized volatility，HAR-RV）模型，引入投资者情绪因素，构建了HAR-RV GAS和HAR-RV-SENT GAS波动率模型，旨在预测沪深300指数波动率和风险价值（value at risk，VaR）度量。用自相关函数曲线和高级预测能力（superior predictive ability ...
SHENYinfang(沈银芳), YANXin(严鑫)
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International Journal of Mardin Studies (IJMS), 2021 Bu çalışma, Doç. Dr. Ahmet Kütük tarafından kaleme alınan Nisibis (Nusaybin): Kadim Bir Şehrin Hikayesi adlı kitabın değerlendirmesini içermektedir.
Umut Var
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Bulbophyllum taeniophyllum var. taeniophyllum var. taeniophyllum
, 2022 Published as part of Dang, Minh Quan, Averyanov, Leonid V., Dang, Van Son, Maisak, Tatiana, Bui, Van Huong, Tu, Bao Ngan & Truong, Ba Vuong, 2022, Bulbophyllum section Rhytionanthos (Orchidaceae) in Vietnam with description of new taxa and new national record, pp.
Dang, Minh Quan +6 more
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Financial Shocks, Uncertainty Shocks, and Corporate Liquidity
Journal of Applied Econometrics, Volume 40, Issue 7, Page 814-828, November/December 2025.ABSTRACT I estimate a structural VAR identified using sign restrictions to separately identify financial, macro uncertainty, and financial uncertainty shocks. The novelty of the estimation procedure relies on the qualitatively different response of corporate liquidity: Financial shocks lead firms to draw down their liquidity as they lose access to ...
Marco Brianti
wiley +1 more source
Callisthene major var. major var. major
, 2022 1.1. Callisthene major var. major Na área de estudo esta espécie foi coletada em regiões de matas de encosta. Material selecionado: BRASIL, GOIÁS, Corumbá de Goiás, levantamento do Santuário do Morro do Cabeludo, 12.IX.1991, est., P.E.A.M. de Oliveira 1613 (HEPH); Pirenópolis, Serra dos Pireneus, local denominado Casa dos Reis no alto do morro, 15° 47’
Teixeira, Rayna Chaves +1 more
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The Economic Value of Forecasts in Reducing Extreme Total Losses
Meteorological Applications, Volume 32, Issue 6, November/December 2025.This study has derived expressions for the variance of losses when making forecasts and finds that it plays an important role in determining the extreme losses that can be incurred when forecasting rare events. ABSTRACT A major aim of weather and other types of environmental forecasting is to provide early warning of extreme hazards that can then be ...
David B. Stephenson
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Frontiers in Sports and Active LivingIntroductionManual wheelchair (MWC) propulsion relies on upper limb power, coordination, and endurance. Propulsion asymmetry can reduce efficiency, yet the impact of fatigability on upper limb asymmetry remains underexplored.
Florian Brassart +6 more
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Optimization of investment portfolio management [PDF]
Serbian Journal of Management, 2019 The task of creating an investment portfolio by a financial institution is considered. Funds for creating a portfolio are taken from two sources: enterprise's equity funds and borrowed funds. Optimization of the created portfolio is performed.
Viktor Oliinyk, Olga Kozmenko
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Australian Journal of Agricultural and Resource Economics, Volume 69, Issue 4, Page 960-973, October 2025.ABSTRACT Rising and unstable prices of rice and other staple foods threaten the food security of millions worldwide. These fluctuations raise concerns about market response to price changes, especially regarding incentives for food production. This study investigates how the price dynamics in the Asian rice markets are affected by crises in low‐quality
Chi Trung Nguyen +4 more
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