Purpose Taguchi provided some useful tools such as various orthogonal arrays, interaction tables, linear graphs, etc. for planning fractional factorial experiments and had many successful application cases in quality engineering (Taguchi, 1986). However, many research articles explored the...

The option pricing method is used to analyze the agency problem between airlines and travel agencies. An Airline Agency Option Pricing model is employed whereby different ticket price processes, the quantity targets of tickets sold, the correlation between the ticket price and ticket quantity,...

An efficient performance measurement system is essential for controlling, monitoring and improving service quality in governmental organisations. In this study, a new ‘government performance evaluating (GPE) procedure’ using a balanced scorecard structure integrated with a fuzzy linguistic...

Workplace learning is essential to the continuous improvement and competitiveness of organizations. Antecedent training conditions are crucial for training participation. Despite its recognized importance, few studies have proposed theory-based models for predicting the antecedents of training...

Over the past few decades, the striking levels of economic growth achieved have been accompanied by environmental degradation. Based on the characteristics of indicators on the Commission on Sustainable Development of the United Nations, this study constructs quantitative approaches to evaluate...

Estimation has been carried out using GARCH-type models, based on the Generalized Error Distribution (GED), for both the extreme downside and upside Value-at-Risks (VaR) of returns in the WTI and Brent crude oil spot markets. Furthermore, according to a new concept of Granger causality in risk,...