The current study investigates the relations between the following variables customer
response, operations management, and financial performance. The questionnaires were …

In real-life group decision-making (GDM) problems, the preferences given by decision-
makers (DMs) are often incomplete, because the complexity of decision-making problems …

The purpose of this study is to analyze the efficiency and productivity of the Korean ship
parts manufacturing industry. To this end, the manufacturing process was divided into two …

In performance analysis with tools such as data envelopment analysis, calculations of scale
properties of the frontier points are studied using both qualitative and quantitative …

When the costs of the inputs and outputs of the units under evaluation are known, the
evaluation of the profit efficiency of the units is one of the most significant evaluations that …

The water–energy–food (WEF) nexus approach has become the basis for a host of many
methods addressing the security of global resources, whose methods are often …

Network Data Envelopment Analysis (NDEA) models assess the processes of the underlying
system at a certain moment and disregard the dynamic effects in the production process …

Data envelopment analysis (DEA) is a mathematical approach based on linear
programming, which evaluates the rational efficiency of decision-making units (DMUs) with …

Globally, automobile companies are converting labor-intensive processes to automated
processes to secure competitiveness and reduce costs. In 2020, Korea was the fifth largest …

Since the change of conditional value at risk (CVaR) in different confidence levels is very
effective in portfolio optimization, the meta-Malmquist index (MMI) is utilized. For this …