In the majority of production processes, noticeable amounts of bad byproducts or bad outputs are produced. The negative effects of the bad outputs on efficiency cannot be handled by the standard Malmquist index to measure productivity change over time. Toward this end, the Malmquist–Luenberger...

Managing Service Productivity using Data Envelopment Analysis -- Development of Assessment Model for Research Efficiency of Universities -- Incorporating intra- and inter-input/output weight restrictions in piece-wise linear DEA: an application to the assessment of the research activity in...

Introduction to GAMS -- Introduction to Data Envelopment Analysis -- Extensions of DEA models -- Non-radial DEA models -- Allocative, cost, technical, revenue, and profit efficiency -- Special cases in DEA -- Productivity change -- Concluding remarks.