This paper provides a new interpretation of the emergence of Chipko movement in Garahwal Himalayas. The new interpretation is in terms of changing cultural and material endowments of the region. Which finally produced a vibrant leadership concerned about the use of forest researches.

This paper attempts to review applications of quadratic programming and quadratic integer programming. Major applications have been reported in the following areas: Finance, Agriculture, Economics, Production and Operations, Marketing, Public Policy, Water Resource Management and Transportation....

Most organisations operate staff mess or canteen facility for its employees where payments for food items are made with money coupons rather than cash. In such coupon-based transaction system, the management needs to decide the denominations in which the coupons should be printed and also the...

The classical Harris-Wilson inventory model does not explicitly account for the costs incurred in transporting goods from the supplier to the buyer. Either such costs are assumed to be fixed and considered part of the ordering costs or they are assumed to be variable and are included in the item...

Classical EOQ model assumes that the ordering cost A is constant and independent of lot size. This paper deals with the case when A depends on the lot size and increases at a decreasing rate. Firstly A is assumed to increase in steps as a function of lot size . In both cases models are analyzed...

Suppliers often offer price discounts for large purchases. These discounts are generally of two types: all unit discounts and incremental discounts. This paper presents an improved procedure for determining the economic order quantity under all unit discounting scheme. Upper bounds on the total...

O.R. researchers in India have been making contributions to O.R. literature from its early days of development. They have published hundreds of original research papers in well-known journals. This review focuses on the contributions made by Indian researchers to the published O.R. literature in...

Classical Wilson’s EOQ model assumes that the payments for goods are made at the time of delivery and therefore a sufficient portion of carrying cost is incurred due to money blocked in inventories. In many situations, however, it is observed that the supplier allows delay in making payments...

It is clear that in order to achieve peoples’ development as a major objective of rural development programmes, it almost always would require structural shifts supported by a dialogical process of total mobilization of the rural people, suitable to the ecological and technological reality....

A project is an enterprise consisting of several activities which are to be carried out in some specific order. The activities and the order in which they need to be carried out can be represented by a pert network. Two types of networks are commonly used: activity-On-Node (AON) and...