This paper re-explores the relation between a country’s level of wealth and the mix of products it exports. We argue that both are simultaneously determined by countries’ capabilities i.e. by countries’ productivity and quality levels for each good. Our theoretical setup has two features. (1) Some goods have fewer high-quality producers/countries than others i.e. there is Ricardian comparative ...

selection of appropriate strategies is one of the important principles to achieve profitability in the business models. one of the most important of these strategies, is use of appropriate pricing strategies in order to have the correct and satisfy product pricing process, the factors that affect pricing should be identify and control. plc as organizational factors affecting group is of the mai...

Senior managers in retail industry make important decisions upon assortment planning, product pricing, and product promotion. While product assortment is a strategic decision taken over a long-term planning period (Kök et al., 2006), the latter two are both strategic and tactical: they can be used in dayto-day marketing decisions to dynamically adjust to demand variations. Within the food retai...

In this paper we address the decision of choosing a patient mix for a hospital that leads to the most beneficial treatment case mix. We illustrate how capacity, case mix and patient mix decisions are interrelated and how understanding this complex relationship is crucial for achieving the maximum benefit from the fee-for-service financing system. Although studies to determine the case mix that ...

Location privacy is a major concern in pervasive networks where static device identifiers enable malicious eavesdroppers to continuously track users and their movements. In order to prevent such identifier-based tracking, devices could coordinate regular identifier change operations in special areas called mix-zones. Although mix-zones provide spatio-temporal de-correlation between old and new ...

A single period inventory model, also popularly known as the Newsboy or Christmas tree problem, is to decide the quantity of a single product to be manufactured or purchased for a single period such that the quantity maximizes (minimizes) the expected profit (cost) under stochastic demand. The earliest works in this area were those by Hadley and Whittin (1963) and Hodges and Moore (1970). The l...