Results 31 to 40 of about 1,213,035 (341)

A Threshold GARCH Model for Chilean Economic Uncertainty

open access: yesJournal of Risk and Financial Management, 2022
In this paper, an autoregressive moving average (ARMA) model with threshold generalized autoregressive conditional heteroscedasticity (TGARCH) innovations is considered to model Chilean economic uncertainty time series. Uncertainty is measured through the Business Confidence Index (BCI) and Consumer Perception Index (CPI).
Diego Chávez   +2 more
openaire   +2 more sources

The Value of Information in Herbicide Decision Making for Weed Control in Australian Wheat Crops

open access: yesJournal of Agricultural and Resource Economics, 1994
Most weed control decisions are made with the benefit of some information about weather conditions and actual weed densities. This study is an investigation of the value of adjusting weed control decisions in response to these types of information. for a
David J. Pannell
doaj   +1 more source

Debt-Growth Nexus in the MENA Region: Evidence from a Panel Threshold Analysis

open access: yesEconomies, 2020
This study examines whether a debt-to-GDP threshold exists in the public debt and economic growth relationship for 20 Middle East and North Africa (MENA) countries from 1990 to 2016 using the threshold estimation technique.
Mohammed Daher Alshammary   +3 more
doaj   +1 more source

Nonlinearities in Cross-Country Growth Regressions: A Bayesian Averaging of Thresholds (BAT) Approach [PDF]

open access: yes, 2007
We propose a Bayesian Averaging of Thresholds (BAT) approach for assessing the existence and quantifying the effect of threshold effects in cross-country growth regressions in the presence of model uncertainty.
Cuaresma, Jesus Crespo   +1 more
core   +2 more sources

Determination of Economic Control Thresholds for Bacterial Spot on Red Pepper Caused by Xanthomonas campestris pv. vesicatoria

open access: yesResearch in Plant Disease, 2015
This study was carried out to develop the economic thresholds for the control of bacterial spot of red pepper. The correlation between diseased leaf rate and yield in field was Y = -0.724X + 281.58, R² = 0.78, r = -0.88**.
Ju-Hee Kim   +4 more
doaj   +1 more source

Weed interference period and economic threshold level in barley

open access: yesJournal of Plant Protection Research, 2022
Determination of interference periods, competitive ability and economic threshold level (ETL) are important tools for integrated weed management (IWM) in barley.
Leandro Galon   +8 more
doaj   +1 more source

Economic Threshold for Soybean Aphid (Hemiptera: Aphididae)

open access: yesJournal of Economic Entomology, 2007
Soybean aphid, Aphis glycines Matsumura (Hemiptera: Aphididae), reached damaging levels in 2003 and 2005 in soybean, Glycine max (L.) Merrill, in most northern U.S. states and Canadian provinces, and it has become one of the most important pests of soybean throughout the North Central region.
Ragsdale, D.   +12 more
openaire   +4 more sources

Opportunity Knocks: An Economic Analysis of Television Advertisements [PDF]

open access: yes, 2010
Certain aspects of advertising–especially on television–are not easily explained with conventional economic models. In particular, much of the imagery and repetitive thematic content seen in advertisements suggests it is "psychological" in nature, as ...
Hanks, Andrew   +2 more
core  

Screening for lung cancer: A systematic review of overdiagnosis and its implications

open access: yesMolecular Oncology, EarlyView.
Low‐dose computed tomography (CT) screening for lung cancer may increase overdiagnosis compared to no screening, though the risk is likely low versus chest X‐ray. Our review of 8 trials (84 660 participants) shows added costs. Further research with strict adherence to modern nodule management strategies may help determine the extent to which ...
Fiorella Karina Fernández‐Sáenz   +12 more
wiley   +1 more source

IV Estimation of a Panel Threshold Model of Tourism Specialization and Economic Development [PDF]

open access: yes
The significant impact of international tourism in stimulating economic growth is especially important from a policy perspective. For this reason, the relationship between international tourism and economic growth would seem to be an interesting and ...
Chia-Lin Chang   +2 more
core   +6 more sources

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