Outdoor activities: A space released from 'chains' of competition results

A model of brand competition for durable goods supply chains in a dynamic framework

Game theory is an efficient tool to represent and conceptualize the problems concerning conflict and competition. In recent years and especially for durable products, competition between domestic and foreign brands for gaining market share has received a considerable attention. This paper study electronic commerce concepts by differential game theory and introduce a novel and comprehensive mode...

Microsporidian eye infection from outdoor recreational activities.

The minireview in the Journal of Clinical Microbiology by Ramanan et al. (1) mentions that microsporidia may cause keratitis, particularly in contact lens wearers. We wish to highlight another risk factor that may be less well recognized because of a lack of awareness. Microsporidia are a major nonbacterial cause of keratoconjunctivitis in Singapore. A retrospective review of 124 cases confirme...

Association between Natural Resources for Outdoor Activities and Physical Inactivity: Results from the Contiguous United States

Protected areas including national/state parks and recreational waters are excellent natural resources that promote physical activity and interaction with Nature, which can relieve stress and reduce disease risk. Despite their importance, however, their contribution to human health has not been properly quantified. This paper seeks to evaluate quantitatively how national/state parks and recreat...

Price Competition Between Two Leader-Follower Supply Chains, A Case Study

We model a real-world case problem as a price competition model between two leader-follower supply chains that each of them consists of one manufacturer and one retailer. T he manufacturer produces partially differentiated products and sells to market through his retailer. The retailer sells the products of manufacturer to market by adding some values to the product and gains margin as a fracti...

Greening Supply Chains: Report on Activities and Results