id	keyword
fumecheng-6137	dea
fumecheng-6137	industries
fumecheng-6137	model
fumecheng-6137	efficiency
fumecheng-6137	iranian
fumecheng-6137	criteria
fumecheng-6137	dea model
fumecheng-6137	values
fumecheng-6137	analysis
fumecheng-6137	data
fumecheng-6137	evaluation
fumecheng-6137	envelopment
fumecheng-6137	performance
fumecheng-6137	journal
fumecheng-6137	research
fumecheng-6137	outputs
fumecheng-6137	method
fumecheng-6137	inputs