Volume 54 (2020) no. 6

Table of contents

Multiple objective optimization Applied to Speech enhancement problem
p. 1555-1572
Optimal decisions on fencing, pricing, and selection of process mean in imperfectly segmented markets
p. 1573-1592
Optimal strategies and pricing analysis in M / M / 1 queues with a single working vacation and multiple vacations
p. 1593-1612
Impact of pricing structure on supply chain coordination with cooperative advertising
p. 1613-1629
Cross-brand and cross-channel advertising strategies in a dual-channel supply chain
p. 1631-1656
A slacks-based measure approach for efficiency decomposition in multi-period two-stage systems
p. 1657-1671
Characterization of Electre I choice procedures
p. 1673-1683
Optimal replenishment decision for retailers with variable demand for deteriorating products under a trade-credit policy
p. 1685-1701
Interactive multiobjective DEA target setting using lexicographic DDF
p. 1703-1722
Integrated production inventory model with variable production rate on quality of products involving probabilistic defective under variable setup cost
p. 1723-1756
Robust capacity planning for accident and emergency services
p. 1757-1773
A generalized fuzzy cost efficiency model
p. 1775-1791
Optimal trade credit and replenishment policies for non-instantaneous deteriorating items
p. 1793-1826
Remarks on path factors in graphs
p. 1827-1834
Decentralized decomposition algorithms for peer-to-peer linear optimization
p. 1835-1861
Facets based on cycles and cliques for the acyclic coloring polytope
p. 1863-1874
A model for pandemic control through isolation policy
p. 1875-1890