A competitive economy is studied in which sellers o er alternative direct mechanisms to buyers who have private information about their own private use value for the commodity being traded. In addition the commodity has a common value to all buyers, perhaps represented by the future resale value of the commodity. A competitive equilibrium in mechanisms is described. In every such equilibrium it...

The paper presented an intelligent commodity information search model, which integrates semantic retrieval and multi-attribute decision method. First, semantic similarity is computed by constructing semantic vector-space, in order to realize the semantic consistency between retrieved result and customer’s query. Besides, TOPSIS method is also utilized to construct the comparison mechanism of co...

Using the longest dataset publicly available (The Economist’s index of industrial commodity prices), we analyze the behavior of real commodity prices over the period 1862–1999 and have two main findings. First, while there has been a downward trend in real commodity prices of about 1 percent per year over the last 140 years, little support is found for a break in the long-run trend decline in c...

(2011). Investigation of peatland restoration (grip blocking) techniques to achieve best outcomes for methane and greenhouse gas emissions/balance. Copyright and Moral Rights for the articles on this site are retained by the individual authors and/or other copyright owners. For more information on Open Research Online's data policy on reuse of materials please consult the policies page.

This article analyzes the current trend towards online education. It examines some of the reasons for the trend and the ramifications it may have on students, faculty and institutions of higher learning. The success and profitability of online programs and institutions such as the University of Phoenix has helped to make the move towards online education more appealing to other institutions, as...