Results 101 to 110 of about 525,958 (299)

Asymmetric International Transmission in the Conditional Mean and Volatility to the Japanese Market from the U.S.:EGARCH vs. SV Models [PDF]

This paper investigates whether the upturns and downturns of the U.S. market exert asymmetric influence on the conditional mean and volatility of the Japanese market using the daily returns on stock price indices.
Tatsuyoshi Miyakoshi, Tatsuyoshi Junji Shimada, Yoshihiko Tsukuda   +2 more
core  

Effects of Outsourced Agricultural Extension Services on the Technical Efficiency and Financial Returns of Soybean Farms in Northern Cameroon

Agribusiness, EarlyView.
ABSTRACT In the agricultural landscape of most developing countries, the last decade has witnessed the expansion of outsourced agricultural extension services. Private firms and nongovernmental organizations focused on delivering agricultural extension and advisory services to farmers have emerged.
Boris D. Soh Wenda, Doria A. Medondjeu, Dorothy E. Fon, Stefan Sieber   +3 more
wiley   +1 more source

Volatility of herbicides under field conditions

Hilgardia, 1959
Herbicidal formulations of 2,4-D, 2,4,5-TP, and amino triazole were tested for volatility under high summer temperature conditions in the Coachella Valley, California. The herbicides were applied to plots in cotton fields and the degree and extent of injury to surrounding cotton plants served as a measure of the volatility of
J. L. Dewlen, E. Johnson, B. E. Day
openaire   +2 more sources

Volatility forecasting [PDF]

, 2005
Volatility has been one of the most active and successful areas of research in time series econometrics and economic forecasting in recent decades. This chapter provides a selective survey of the most important theoretical developments and empirical ...
Tim Bollerslev, Diebold, Francis X., Torben G. Andersen, Francis X. Diebold, Andersen, Torben G., Peter F. Christoffersen, Bollerslev, Tim, Christoffersen, Peter F.   +7 more
core  

Blockchain‐Based Smart Contracts in US Specialty Crop Marketing: Grower Preferences and Adoption Potential

Agribusiness, EarlyView.
ABSTRACT Using survey and discrete choice experiment data, we examined US specialty crop growers' preferences for marketing contract attributes in the context of emerging blockchain‐based technologies and expanding traceability initiatives. Results show that farmers preferred traditional written contracts but might be willing to accept digital ...
Elizabeth Canales, Alba J. Collart, Matthew G. Interis, Esther Mmenaa Agyemang‐Duah   +3 more
wiley   +1 more source

The Effect of Industry Operating Cash Flow Volatility on Stock Price Crash Risk: The Moderating Role of Economic Policy Uncertainty and Conditional Conservatism [PDF]

مطالعات تجربی حسابداری مالی
Stock price crash risk, defined as an adverse event, is a pervasive phenomenon at the market level. This implies that theStock price crash risk, defined as an adverse event, is a pervasive phenomenon at the market level.
Sarah Mohsin, Narges Hamidian, Seyed Abbas Hashemi   +2 more
doaj   +1 more source

Do More Open Economies Export Less Diversely in Brazilian Agribusiness?

Agribusiness, EarlyView.
ABSTRACT This paper asks whether municipalities with a larger export‐to‐revenue ratio display a more concentrated bundle of exported goods in Brazilian agribusiness. Recent advances in export imputation for Brazilian municipalities allow for an analysis of the concentration profile of each municipality and its association with export openness.
Alan Leal, Michelle Marcia Viana Martins
wiley   +1 more source

Statistical modelling of rolling bearing cage fault vibrations through conditional heteroscedastic time-series analysis [PDF]

FME Transactions
Rolling element bearings play an important role in rotating machinery and are the source of non-stationary and heteroscedastic vibration responses caused by localized defects which are impulsive.
Bashir Nauman, Hussain Murtaza, Mansoor Asif, Ahmad Muhammad Sajjad   +3 more
doaj   +1 more source

Asymmetric Conditional Volatility Models: Empirical Estimation and Comparison of Forecasting Accuracy [PDF]

This paper compares several statistical models for daily stock return volatility in terms of sample fit and out-of-sample forecast ability. The focus is on U.S. and Romanian daily stock return data corresponding to the 2002-2010 time interval.
Tudor, Cristiana, Miron, Dumitru
core  

Weather Attention in Online Discourse and Price Uncertainty in Agricultural Futures Markets

Agribusiness, EarlyView.
ABSTRACT Weather is a central determinant of production risk in agricultural markets, but markets respond not only to weather conditions themselves, but also to how those conditions are noticed, framed, and interpreted in public discourse. In this setting, real‐time online weather discussions may shape price uncertainty by influencing how market ...
Mario A. Ortez, Olga Isengildina Massa, Michael Liam Smith, Nicole Olynk Widmar   +3 more
wiley   +1 more source