Partial inspection problem with double sampling designs in multi-stage systems considering cost uncertainty

Taha-Hossein Hejazi; Pardis Roozkhosh

Volume 6, Issue 1 , June 2019, Pages 1-17

  The nature of input materials is changed as long as the product reaches the consumer in many types of manufacturing processes. In designing and improving multi-stage systems, the study of the steps separately may not lead to the greatest possible improvement in the whole system, therefore the study of ...  Read More

Optimal flexible capacity in newsboy problem under stochastic demand and lead-time

Kamran Karimi Movahed; Ali Ghodratnama

Volume 6, Issue 1 , June 2019, Pages 18-45

  In this paper, we consider a newsvendor who is going to invest on dedicated or flexible capacity, our goal is to find the optimal investment policy to maximize total profit while the newsvendor faces uncertainty in lead time and demand simultaneously. As highlighted in literature, demand is stochastic, ...  Read More

Robust economic-statistical design of the EWMA-R control charts for phase II linear profile monitoring

Ali Salmasnia; Ali Tavakoli; Maryam Noroozi; Behnam Abdzadeh

Volume 6, Issue 1 , June 2019, Pages 46-67

  Control charts are powerful tools to monitor quality characteristics of services or production processes. However, in some processes, the performance of process or product cannot be controlled by monitoring a characteristic; instead, they require to be controlled by a function that usually refers as ...  Read More

Developing revised Fama-French Five-Factor models by including dividend rate, cash holdings, and Free cash flow to equity: evidence of Tehran stock exchange

Shahla Rowshandel; Ali Asghar Anvary Rostamy; Iraj Noravesh; Roya Darabi

Volume 6, Issue 1 , June 2019, Pages 68-78

  Prediction of stock returns has always been one of the most important issues in finance. Investors have attracted to use of Fama-French Five-Factor Model (FFFFM) as one of the powerful methods for pricing financial assets and predicting the stock returns. This research investigates the predictability ...  Read More

A cost sharing-based coordination mechanism for multiple deteriorating items in a one manufacture-one retailer supply chain

Mojtaba Arab Momeni; Saeed Yaghoubi; Mohammad Reza Mohammad Aliha

Volume 6, Issue 1 , June 2019, Pages 79-110

  In this paper, an inventory model for deterioration items in a two-echelon supply chain including one retailer and one manufacturer is proposed by considering the stock and price dependent demand and capacity constraint for holding inventories. First, the model is presented as a leader-follower game ...  Read More

A quantitative model for optimization and disruption mitigation in a supply chain (Auto parts case study)

Seyed Ali Alavikia; Mohammad Taghi TaghaviFard; Maghsoud Amiri; Parham Azimi

Volume 6, Issue 1 , June 2019, Pages 111-129

  However, there is a lot of capital and plenty of manpower in the auto spare part industry, the enterprises and supply chains of this industry do not perform well in our country. This research models a three-level supply chain with multiple manufacturers, distribution centers and retailers, to minimize ...  Read More